EBSIS Mathletes Triumph with 31 Awards in Speed Math Challenge

The Eduardo Barretto Sr. Integrated School (EBSIS) Mathletes once again proved their excellence in mathematics, bagging a total of 13 medals and 18 special awards in the recently concluded Speed Math Challenge organized by PhilMathGauge-4E, July 26. The event tested participants’ speed and accuracy in solving challenging math problems, with a special focus on algebra, under strict time constraints.

Leading the victory were the seven gold medalists: James Himer P. Lagunoy, Jewel Ivhory P. Eborde, Nigel Ivan M. Bebis, Darryl V. Catimbang, Keyne Criza Q. Dela Cruz, Jayme F. Rueda, and Bea C. Salendrez.

Earning silver was Angelo Rosales, while the bronze medalists included Rondeon G. Hornedo, Sophia Cassandra C. Halongong, Avril Ashlee S. Alcantara, Franchesca M. Odejar, and Trisha Anne H. Panday.

The Distinction Award was given to Zhindy G. Malabanan, Marc Jacob K. Borbon, Miley Mae Pacquiao, Jeanne Sheneld C. Moster, Angela P. Canico, Ronan Patrick E. Alinsod, Renz Daven D. Tarog, and Shanelle Dejito.

Meanwhile, the Merit Award recipients were Angeline Nicole M. San Gabriel, Princess Noimie M. Modino, Selindo III S. Naldoza, Angel B. Pingol, Aena Janelle S. Teodoro, Qwency C. Opulencia, Hainy C. Meneses, Margie Bless Maliwanag, Charles Angelo B. Habana, and Rhian V. Durana.

The team’s success would not have been possible without the dedication and guidance of their coaches, Mrs. Maria Eloisa M. Unigo and Ms. Cathy O. Parabuac. Notably, Ms. Parabuac earned recognition by ranking 29th nationwide for Level III as Best Coach in the competition.

The Speed Math Challenge stands as a testament to the Mathletes’ exceptional skills, determination, and love for mathematics, further solidifying EBSIS’s reputation as a hub of academic excellence.

EBSIS Mathletes Shine in International Olympiad in Thailand

Two exceptional students from Eduardo Barretto Sr. Integrated School (EBSIS) in Calamba City, Laguna, have brought pride to the school, the city, and the province after winning medals in the Siam International Mathematics and Science Olympiad (SIMSO) held in Bangkok, Thailand, from August 8–11, 2025.

Darryl Catimbang captured a Silver Medal under the guidance of his coach, Ms. Cathy O. Parabuac, while Charles Angelo Habana earned a Bronze Medal under the mentorship of Mr. Nimrod D. Poblete. Both students showcased their academic excellence in the highly competitive international stage, where 297 participants from countries including the Philippines, Thailand, Indonesia, India, Turkiye, Vietnam, Uzbekistan, Myanmar, Hong Kong, and Singapore vied for top honors.

The two young mathletes were accompanied by Mr. Bryan Anthony O. Sario, Head Teacher II of the Mathematics Department of EBSIS, who provided support and guidance throughout the competition. Adding to the pride of the delegation, Mr. Sario was conferred the Honor Guest Award as a Laguna Manager during the event, recognizing his commitment to mentoring and promoting young talents in mathematics and science.

The remarkable achievement of Catimbang and Habana reflects the dedication of EBSIS in nurturing globally competitive learners and highlights the growing presence of Filipino students in the international arena of mathematics. Their victory stands as an inspiration to fellow students to strive for excellence and pursue academic challenges beyond the classroom.

Math Department Announces Newly Elected Mathematics Club Officers for SY 2025–2026

    Mathematics Department proudly announces the newly elected officers of the Mathematics Club for School Year 2025–2026. With the theme of promoting excellence in numeracy and critical thinking, this dynamic group of student leaders is set to lead the school in a year filled with math-tastic activities, logical challenges, and academic enrichment.

    Leading the club is Franchesca Odejar from Grade 10-Zeus, who was elected as President, supported by Faith Rhia A. Rañin of Grade 9-Mt. Makiling as Vice President. The position of Secretary is held by Lee Anne Tifanny B. Dando from Grade 8-Excellent, while Chrysler Lorraine M. Maulit, also from Grade 10-Zeus, takes on the role of Treasurer.

    The club’s financial integrity will be overseen by Auditor Lhey Andee A. Catimbang of Grade 7-Tinikling. For communication and information dissemination, Nigel Ivan M. Bebis (Grade 8-Excellent) and Marrian Jean Ranque (Grade 12-John Creswell) will serve as Public Information Officers for Junior High School and Senior High School respectively.

    The Business Manager position will be jointly handled by Shannon Lee P. Dagunan (Grade 9-Mt. Makiling) and Avril Ashlee S. Alcantara (Grade 10-Zeus), both known for their active participation in math-related competitions and school events.

    Each grade level will also be represented by dedicated students:

• Grade 7 Representative: Niecole L. Vergara – Grade 7-Tinikling

• Grade 8 Representative: Jayme F. Dela Rueda – Grade 8-Excellent

• Grade 9 Representative: Sophia Cassandra C. Halongong – Grade 9-Mt. Makiling

• Grade 10 Representative: Bea Salendrez – Grade 10-Zeus

• Grade 11 Representative: Edcelen S. Robles – Grade 11-Milky Way

• Grade 12 Representative: Cyrille M. Claros – Grade 12-John Creswell

    The club will be under the guidance of their adviser, Ms. Cathy Parabuac, whose continued support and leadership have been instrumental in nurturing student engagement in mathematics.

    As these officers take their roles, EBSIS looks forward to a year of growth, collaboration, and mathematical excellence. Congratulations to all the newly elected leaders!

Alcantara Wins Bronze in HKIMO Heat Round

 

    Eduardo Barretto Sr. Integrated School (EBSIS) celebrates another milestone as Avril Ashlee Alcantara, a proud student of Grade 10- Zeus, brought home a bronze medal in the recently concluded Hong Kong International Mathematical Olympiad (HKIMO) – Heat Round held last May 18, 2025.

    Competing against some of the most promising young mathematicians across the nation, Alcantara showcased her skills and determination, earning a spot on the podium and bringing honor once again to the EBSIS community. Her exemplary performance has qualified her to represent the Philippines in the HKIMO International Round scheduled to take place in Hong Kong on August 22–25, 2025.

    The entire EBSIS Family expresses their heartfelt congratulations and pride in Alcantara’s achievement. Her success reflects not only her personal dedication but also the school’s continued commitment to excellence in mathematics education.

    Avril’s journey continues as she prepares for the next round of international competition, carrying with her the hopes and support of her fellow EBSIS students and mentors.

EBSIS Mathletes Excel at Fermat Mathematical Olympiad in Vietnam

  

    Three outstanding mathletes from Eduardo Barretto Sr. Integrated School (EBSIS) achieved remarkable success at the Fermat Mathematical Olympiad (FMO) Final Round held in Da Nang, Vietnam, from January 10-13, 2025. The competition gathered young mathematical talents from twelve countries, including the Philippines, Indonesia, India, Thailand, Bulgaria, Hong Kong-Macau, Azerbaijan, Uzbekistan, Cambodia, Malaysia, Kyrgyzstan, and Vietnam.

    Charles Angelo Habana from Grade 8-Sage earned a silver medal under the Secondary 2 category, showcasing his exceptional analytical skills. Chrysler Lorraine Maulit from Grade 9-Atlas and Jonnavie Plaza from Grade 12-Masutakas both secured bronze medals, further demonstrating EBSIS's excellence in mathematics.

    The team was guided and supported by their dedicated coaches, Mr. Jeruel Canceran and Ms. Irish Bernadette M. Lutino, along with their Head Teacher, Mr. Bryan Anthony O. Sario, who accompanied them during the event.

    The FMO, organized by Fermat Education, is an annual competition open to students from Kindergarten to high school. Unlike other Olympiads requiring complex calculations and formulas, FMO emphasizes students' abilities to read, understand, and analyze mathematical problems critically. The EBSIS community proudly celebrates the success of its mathletes and their continued pursuit of mathematical excellence on the global stage.

EBSIS Mathletes Secure Silver and Bronze in IMOCSEA, Bound for International Finals

 

Eduardo Barretto Sr. Integrated School (EBSIS) mathlete continues to make waves in the field of mathematics as two of its talented students garnered prestigious awards in the recently concluded International Mathematics Olympiad Competition of South East Asia (IMOCSEA) National Round held last August 10.

Marbick Kcam Regio and Avril Ashlee Alcantara, both from Grade 9 Jasmine, showcased their mathematical prowess by winning silver and bronze medals, respectively. Their remarkable achievements have earned them a spot in the national awarding ceremony, set to take place at the University of San Agustin in Iloilo City on September 14. The two mathletes will fly to Iloilo on September 13 to receive their well-deserved recognition.

Adding to their triumph, Regio and Alcantara have also qualified to be part of Team Philippines, representing the country in the final round of the competition scheduled for December 20-24 in Chiang Mai, Thailand. Their participation in this international event not only brings pride to EBSIS but also to the entire nation.

The Barretto community, led by their coaches, extends its heartfelt congratulations to Marbick and Avril for their outstanding accomplishments. As they prepare for the next level of competition, the mathematics department stands firmly behind them, ready to support their journey toward further success on the global stage.

Mathematics Mentors Unlock New Milestone with Recent Reclassification

The Mathematics Department of Eduardo Barretto Sr. Integrated School (EBSIS) proudly announces the career advancement of two of its dedicated educators, Mr. Jeruel B. Canceran and Mrs. Michelle A. Mondero. Both teachers have successfully reclassified their positions, with Mr. Canceran moving up to Teacher III and Mrs. Mondero advancing to Teacher II.

Mr. Jeruel Canceran, who teaches Grade 10 and Grade 12 students, has been recognized for his commitment to academic excellence and his continuous efforts to enhance the learning experience of his students. Meanwhile, Mrs. Michele Abanza Mondero, who handles Grade 9 and Grade 8 classes, has consistently demonstrated her dedication to her students' growth and development, earning her this well-deserved promotion.

The reclassification marks a significant milestone in their teaching careers, reflecting their hard work, perseverance, and passion for education. Their achievements serve as an inspiration to their colleagues and students alike.

The Mathematics Department extends its warmest congratulations to Mr. Canceran and Mrs. Mondero for their well-earned promotions. The department looks forward to their continued contributions to the academic success and overall development of the students.

EBSIS Mathletes Shine in SIMSO finals, Bag 1 Gold and 2 Silver Medals

Bangkok, Thailand—Eduardo Barretto Sr. Integrated School (EBSIS) proudly celebrated another significant achievement as their mathletes secured a total of three medals—one gold and two silvers—at the final round of the Siam International Mathematics and Science Olympiad (SIMSO) held from August 9 to 12.

Jazliene Escala, a Grade 10 student from the Marble section, clinched the prestigious gold medal in the Secondary 3 category. Escala's outstanding performance demonstrated her exceptional skills and commitment to excellence in mathematics.

Joining her on the podium was Cidi Clare De Chavez, also from Grade 10 Marble, who earned a silver medal in the Secondary 3 category. De Chavez's achievement further underscored the strong mathematical talent nurtured at EBSIS.

Adding to the school’s accolades, Sophia Cassandra Halongong from Grade 8 Jasmine secured a silver medal in the Secondary 1 category. Halongong’s success at a young age highlights the promising future of EBSIS’s mathematics program.

The students were accompanied by their dedicated coaches, Mrs. Joan S. Tiaba and Mr. Bryan Anthony O. Sario, who provided unwavering support and guidance throughout the competition. Their expertise played a crucial role in the students’ preparation and success on the international stage.

The SIMSO is a prestigious event that brings together top young minds from across the world to compete in rigorous mathematics and science challenges. The EBSIS team’s remarkable performance at this competition is a testament to their hard work, perseverance, and the high-quality education provided by the school.

The EBSIS community is immensely proud of its mathletes and their coaches for bringing home these honors. Their achievements inspire not only their peers but also future generations of students striving for excellence in mathematics and science.

EBSIS Elects New Mathematics Club Officers for 2024

    On August 9, 2024, Eduardo Barretto Sr. Integrated School successfully conducted its annual Mathematics Club election, an event that marks the beginning of a new chapter in student leadership. Spearheaded by Ms. Cathy O. Parabuac, the club adviser, along with the support of other dedicated mathematics teachers, the election aimed to identify capable leaders who will guide the club's activities for the upcoming school year.

The election results were as follows:

    In addition to the club officers, grade level representatives were also elected to ensure that each year level has a voice in the club’s decision-making process. The representatives are:

These newly elected officers and representatives are expected to bring innovative ideas and a renewed sense of enthusiasm to the Mathematics Club. They will play a crucial role in organizing events, competitions, and other activities that will enhance the mathematical skills and interests of the student body.

Ms. Parabuac expressed her optimism about the incoming leadership, noting that the blend of experience and fresh perspectives among the officers and representatives will be instrumental in achieving the club’s goals. The entire school community eagerly anticipates the initiatives and projects that the Mathematics Club will roll out in the coming months.

Three Mathletes Triumph in Siam International Mathematics and Science Olympiad (SIMSO) - National Round

    The Eduardo Barretto Sr. Itegrated School (EBSIS) celebrated a significant victory as three young mathletes excelled in the recent Siam International Mathematics and Science Olympiad (SIMSO) National Round. Cidi Claire de Chavez, Jazliene Escala, and Sophia Cassandra Halongong showcased their exceptional talents, securing gold, silver, and bronze medals respectively last June 16.

    Cidi Claire de Chavez shone brightly as she clinched the gold medal, demonstrating outstanding mathematical prowess and problem-solving skills. Her performance was a testament to her dedication and hard work, earning her top honors in the competition.

     Jazliene Escala followed closely, earning the silver medal. Her impressive showing further highlighted the strength and depth of talent in the Team EBSIS. Escala's achievements underscore the importance of nurturing young talents in the fields of mathematics and science.

    Sophia Cassandra Halongong added to the E. Barretto's medal tally by securing the bronze medal. Her perseverance and determination were evident throughout the competition, contributing to the overall success of the team.

    With these remarkable achievements, de Chavez, Escala, and Halongong have qualified to be part of Team Philippines, set to represent the country in the final round of the competition to be held in Bangkok, Thailand, from August 9 to 12, 2024. The school eagerly anticipates their participation and looks forward to their continued success on the international stage.

    The triumph of these EBSIS mathletes is a proud moment for the school, showcasing the potential and talent of its students in the global arena. Their success serves as an inspiration to aspiring mathematicians across the school and division.

EBSIS Mathletes reap laurels in PIMSO

            Eduardo Barretto Sr. IS mathletes harvested awards in the Philippine International Math and Science Olympiad (PIMSO) national round last August 27.

        Philippine International Math and Science Olympics (PIMSO) is an annual international Olympiad competition organized by ICE from the Philippines. PIMSO is divided into 2 stages: PIMSO National Round and International Finals.

        Cydred John Moster and Kurt Lian Xienne Olivare won bronze medal for secondary 3. On the same category, Jazliene Escala and Cidi Claire De Chavez bagged achiever award.

        PIMSO-Math National Round and PIMSO-Math Final are open to all Primary 1 senior high school students. Students who have won Gold/ Silver/ Bronze/ Achiever Award in PIMSO-Math National Round or High Distinction/ Distinction/ High Credit in Depth Of Knowledge Assessment (DOKA) will be invited to compete in PIMSO-Math International Finals to be held at Cebu City.

        PIMSO Awards Committee recognizes the participants in the manner that higher 60% of the total number of participants shall qualify to the International Round and shall be entitled to one of thses awards based on their scores: 130 points and higher, gold medal; 115 to 125 points, silver medal; 100 to 110 points, bronze medal; and the remaining of the 60% of the participants shall receive achiever medal.

        “We are very much happy and grateful since we don’t have an intensive preparation to this competition but still, we manage to have a medal. And we just not won a single medal but all of us from our school, who participated in the competition make it to the final round. We’re so excited flying to Cebu po.” Moster said during the interview.

Math Teachers Attended Training-Workshop

         Three skilled math teachers attended the three-day training-workshop on Mathematics Contents and Pedagogies for Key stage 4 teachers, July 26–28, 2023. The training aims to demonstrate mastery of and proficiency in teaching Statistics and Probability's challenging content through problem-solving exercises and demonstration teaching.

        Three mathematics proficient teachers of Eduardo Barretto Sr. National High School attended the said training workshop. They were Ms. Maribith D. Gersin, Ms. Cathy O. Parabuac, and Mr. Nimrod D. Poblete. Training aims to discuss the contents in Key Stages 3 and 4 difficult to teach contents in Statistics and Probability particularly in the Basics of Statistics and Probability, Random Variables and Distribution and Statistical Inference as Critical testing.

        UPLB Prof. Jane D. Palacio, an MS in Mathematics graduate, spoke about the fundamentals of probability and statistics on the first day of the training. On the second day, the distribution of random variables was discussed by Prof. Edd Francis O. Felix of UPLB, who has an MS in mathematics. And on the last day of instruction, UPLB Prof. Lynie B. Dimasuay—a MS in Mathematics graduate—discussed the use of statistical inference as critical testing. Participants responded to the activities the presenters had given them after the discussion.

        

Additionally, there were demonstration teachers who showed off their skills in the training session every afternoon. Helpful criticism of the sample teachers' performance is shared. It was led by designated facilitator, Education Program Supervisor in Mathematics of Calamba City, Dr. Isabelita Hizon, Public Schools District Supervisors of different cluster of Calamba, and different master and head teachers.

PALANAS PROMOTED TO SENIOR EDUCATIONAL PROGRAM SPECIALIST

             Victorina D. Palanas, Head Teacher III of Mathematics Department of Eduardo Barretto Sr. National High School (EBSNHS) promoted as Senior Educational Program Specialist for Planning and Research of Division of San Pedro City, Sept. 1.

             Palanas serves at EBSNHS for 11 years. She is the School Monitoring and Evaluation Adjustment (SMEA) Coordinator, Research Coordinator and School Learning Action Cell (SLAC) Coordinator of the school. She won Outstanding Teacher of cluster 5 and 4^th placer during the Gawad Calambayani 2018. She won Outstanding Researcher of cluster 5 and finalist during the Gawad Calambayani 2021. She is also a Basic Education Research Fund (BERF) grantee year 2016 for 2^nd cycle, 2019 for 4^th cycle batch 2 and 2020 for 5^th cycle. Palanas is the President of Calamba City Researchers Association (CCRA). She was awarded as Best Paper in Teaching and Learning Mathematics during the 5^th Division Research Conference of SDO Calamba. She provided technical assistance to her colleagues when it comes to conducting a research via SLAC and meetings.

“Maraming salamat po at hinayaan nyong paglingkuran ko kayo at ang sintang paaralan sa loob ng labing isang makabuluhang taon. Babaunin ko po ang mga kaalaman, aral at masasayang alaala na pinanday sa BARRETTO saan man ako makarating. Tunay nga po na “Sa Galing at Talino, Pandayan ang BARRETTO Maraming maraming salamat po sa inyong lahat.. Victorina D. Palanas Head Teacher III, Mathematics Now signing OFF.” This was the last message of Mrs. Palanas to her colleagues before she left the group chat of Eduardo Barretto Sr. Faculty and staff. 

 

“Thank you for mentoring and helping every teacher of our department. God bless to your journey.”

-Mathematics Department