AS-L01 Pumpler: a Special Service Tool (SST) for Fan Hub and Impeller Extraction on Automobile Cooling Pump System Bansud National High School-Regional Science High School for Region IV-B (MIMAROPA)

AS-L02 Development of Computer-Based Mango Fruit Classifier through Pixel-based Sized Calculation, Monochrome Conversion, Pixel Area Calculation and Flex Sensor Bansud National High School-Regional Science High School for Region IV-B (MIMAROPA)

AS-L04 Mechanical Gear Oil Pump for Manual Transmission and Differential of Vehicles Bansud National High School-Regional Science High School for Region IV-B (MIMAROPA)

AS-L13 Development of a Guyabano-based Probiotic Beverage Philippine Science High School - Bicol Region Campus.

AS-L15 Effectiveness of talahib (Saccharum spontaneum) grass with wood wastes as structural board Philippine Science High School – Ilocos Region Campus

AS-L16 Eggshells and Plastic Bottles as Aggregates in Concrete Hollow Block Philippine Science High School – Ilocos Region Campus

AS-L18 Potential Utilization of Biobriquette from Hog (Sus scrofa domesticus) and Organic Wastes as Source of Biofuel Tabaco National High School

AS-L24 Mini-Hydropower Generator as an Alternative Source of Electricity University of Rizal System Morong Campus

LUZON CLUSTER

AS-N01 Chemico-Morphological Characterization and Screening of Microalgae with Potential for Intracellular Biodiesel Production from Local Water Environs in the Ateneo de Manila University Ateneo De Manila High School

AS-N02 Feasibility of Garcinia mangostana (Purple Mangosteen) as Natural Dye for Greige Cloth Caloocan National Science and Technology High School

AS-N03 Evaluating Sulfate Biosorption of Pandan (Pandanus amarylifoilus) Using Quantitative Electrolysis and Gravimetric Analysis Caloocan National Science and Technology High School

AS-N04 Generating Energy through Car Wheels of an Electric Car Prototype Model (ECPM) using Piezoelectric Disc Caloocan National Science and Technology High School

AS-N05 Automated GizDuino based Security System Using Mobile Phone Las Piñas National High School – Science Technology Engineering and Mathematics

AS-N06 Starch-based Bioplastic Reinforced by Nanocellulose Fiber Isolated from Hybrid Abaca Philippine Science High School – Main Campus

AS-N09 An Android Application for the Efficient Disaster Kit Procurement for Floods Philippine Science High School – Main Campus

AS-N12 Feasibility of Used Bed Foam, Used Tea Bags, Alum or Aluminum Sulphate and Coconut Fibers as Potential Addition Components for a Basic Slow Sand Water Filter St. Theresa’s College, Quezon City

NCR CLUSTER

AS-V01 Green Synthesis and Characterization of Hydrothermally Treated Iron Oxide (Fe3O4) Nanoparticles Using Three Variants of Invasive Plants’ Phytochemicals as Bioreducants Iloilo National High School - Special Science Class

AS-V02 Eco-friendly Natural Dyes from Passiflora foetida and Theobroma cacao on Musa textilis and Ananas comosus Silk Fabrics Iloilo National High School – Special Science Class

AS-V04 Manual Oil Expeller: A Prototype as an Alternative Oil Press for Soybean (Glycine max) Oil Production Negros Occidental National Science High School

AS-V05 Sound Absorber Board for Noise Control Using Coconut Coir Mixed with Sodium Silicate Philippine Science High School-Central Visayas Campus

AS-V06 Human Locomotion VIBRA-E (Vibrational Energy) Harvester Prototype for Powering Light Emitting Diode Philippine Science High School- Central Visayas Campus

AS-V07 Water Filtration through Nanostructures Present in Hydroxyapatite from Oyster Shells Philippine Science High School – Central Visayas Campus

AS-V08 Speculative Epidemiology Based Game Written in GameMaker: Studio Philippine Science High School – Central Visayas Campus

AS-V09 Improvised Plastic Medical Waste Incinerator: A Prototype With Built-In Filtration System Negros Occidental National Science High School (NONSHS)

VISAYAS CLUSTER

AS-M01 Comparative Study of Bioplastic produced from Water Melon (Citrullus lanatus) and Saluyot (Corchurus olitorious), Water Apple (Syzygium aqueum) and Okra Bukidnon National High School

AS-M03 Utilization of Bamboo Fibers, Calamansi Seeds, and Papaya Seeds as Activated Charcoal for River Water Filtration Colegio de San Ignacio

AS-M05 Effects of Fermented Plant Juice extract and Fish Amino Acid on the Vegetative Growth Stage of Lycopersicum esculentum (Tomato) General Santos City SPED Integrated School

AS-M06 Comparative Effects of Different Concentration of Honey in the Shelf Life of Prepared Apple (Malus domestica), and Banana (Musa acuminate) Hope Christian School General Santos City

AS-M09 Powdered Mussel Shells as Base to Tiles Panabo National High School

AS-M10 Kapok (Ceiba pentandra) Fruit Fibres as Potential Oil-Absorbent Material Panabo National High School

AS-M13 Development of Plastic from Cellulose Extracted from Okra (Abelmoschus esculentus) Bast Fiber Tagum City National High School

AS-M14 Portable Power Source using Solar Energy to Operate 220-volt Appliances Tagum City National High School

MINDANAO CLUSTER

LS-L01 Evaluation of Antacid Activities of Selected Botanical Extracts Using Modified Artificial Stomach Model Bansud National High School-Regional Science High School for Region IV-B (MIMAROPA)

LS-L04 Green Synthesis of Antibacterial Silver Nanoparticles Using Calamansi (Citrofortunella microcarpa) Juice University Science High School-Central Luzon State University

LS-L13 The Alpha and Beta Diversity using Shannon-Wiener and Sorensen Coefficients of the Epiphytic Lichens of a First Class Municipality: A Basis for Environmental Intervention Nueva Vizcaya State University - Bambang Campus

LS-L14 The Effect of Varying Hydrogen Peroxide Concentrations on the Preservation of Raw Milk Philippine Science High School - Bicol Region Campus.

LS-L15 Microbial Inhibitory Activity of Zinc Oxide (ZnO) in LTLT Pasteurized Milk Philippine Science High School-Bicol Region Campus

LS-L17 Pesticidal Activity of Endotoxin from Bacillus thuringiensis against Coconut Scale Insect (Artocarpus rigidus) and Rice Weevil (Sitophilus oryzae) Philippine Science High School - Central Luzon Campus

LS-L22 Anti-epileptic Potential of Malubago (Hibiscus tiliaceus Linn.) Methanolic Leaf Extract in ICR Strain Mus musculus Tabaco National High School

LS-L25 Pesticidal Effect of Creeping Daisy (Wedelia trilobata) Leaves Against Rice Bugs (Leptocorisa acuta) Tabaco National High School

LUZON CLUSTER

LS-N01 Total Characterization of Biofuel Potential, Antioxidant, Angiosuppressive, Free-Radical Scavenging, and LDL Inhibitory Properties of Philippine Plants Origanum vulgare (Oregano), Rosmarinus officinales (Romero), and Corchorus olitorius (Saluyot) Ateneo de Manila High School

LS-N02 Analysis of the Genotoxicity of Propyl Gallate using Allium cepa Chromosomal Aberration Assay Caloocan National Science and Technology High School

LS-N03 A Study on the Feasibility of Kataka-taka (Kalanchoe pinnata) Extract as a Component in Antibacterial Balm to Alleviate Furuncles (Boils or ‘Pigsa’) Immaculate Conception Academy

LS-N05 Feasibility of Using Nile Tilapia Fish Scales as a Protein Component in Creating Fish Feed Immaculate Conception Academy

LS-N06 Evaluation of the antibacterial activity of green synthesized zinc oxide nanoparticle Las Piñas National High School-Science, Technology, Engineering and Mathematics

LS-N07 In vitro antioxidant, antidiabetic and antimicrobial activity of biosynthesized silver nanoparticle using Gynura nepalensis (Ashitaba) Las Pinas National High School-Science, Technology, Engineering and Mathematics

LS-N08 Cytotoxic Activity of Hydroclathrus clathratus ethanolic crude extracts in Mammalian Colon Cancer Cell (HT-29) and Vero Cell Line (CCL-81) Las Pinas National High School-Science, Technology, Engineering and Mathematics

LS-N09 Mycelial growth of Pleurotus florida under various nutrient media Las Piñas National High School-Science, Technology, Engineering and Mathematics

NCR CLUSTER

LS-V01 Toxicity of Detergents to Siganus guttatus Juveniles Iloilo National High School - Special Science Class

LS-V02 Diphenyl Picryl Hydrazyl Scavenging Assay (Antioxidant) of Garcinia binucao Blanco And Spondias purpurea Iloilo National High School - Special Science Class

LS-V03 Antagonistic Activity of Isolated and Identified Fungal Endophytes from Propagules of Rhizophora sp. on Colletotrichum gloeosporioides: Potential Bio-Control Agent against Anthracnose Iloilo National High School - Special Science Class

LS-V04 In Vitro Alpha-Glucosidase Inhibition Activities of Musa sp. Blossoms Iloilo National High School - Special Science Class

LS-V05 Enhancing Viability and Seed Emergence of Different Rice Varieties Using Water Hyacinth (Eichhornia crassipes) Decoction Negros Occidental National Science High School

LS-V06 Gabi (Colocasia esculenta) and Cassava (Manihot esculenta) Starch: A New Source of Gelling Agent for Sugarcane (Saccharum officinarum) Variety PHI 2000-0791 Callus Formation Negros Occidental National Science High School

LS-V08 Management Of Aulacophora abdominalis (Plain Squash Beetle) With Tinospora crispa (Panyawan) Stem Extracts Using Decoction, Fresh And Ethanolic Extraction Philippine Science High School – Central Visayas Campus

LS-V10 Isolation and Characterization of Bioluminescent Bacteria from Squid (Loligo duvauceli) and Marine Environments of Argao, Cebu for the Detection of Water Contaminants Philippine Science High School – Central Visayas Campus

VISAYAS CLUSTER

LS-M07 Simultaneous Testing on TLC Constituents, Antioxidant Property and its Efficacy from Selected B'laan Plants Extract as Antibacterial Agents: as basis for Ointment Formulation General Santos City National High School

LS-M08 Contemporaneous Evaluation of Alim (Melanolepis multiglandulosa) Fruit Extract as a Potential Antiurolithiatic and Antioxidant Agent General Santos City National High School

LS-M16 Sunscreen Protection Factor (SPF) and Antioxidant Activities of Wild Edible Ectomycorrrhizal Mushroom (Tricholoma terreum): Its Implication to Cosmetic Product Development as Antidote for Pathological Aging Shalom Crest Wizard Academy

LS-M17 Bioactivity, UV Protection Potential and Chemical Composition of the Dichloromethane:Methanol Extracts of the Common Philippine Sea Squirt (Didemnum molle): A Breakthrough to Pharmacology and Cosmetics Shalom Crest Wizard Academy

LS-M18 Phytochemical Screening, Antibacterial Activity and Phytocontrol Potentials of Bougainvillea Glabra: Potential Impact on Organic Weed Management and Herbal Therapy Sultan Kudarat State Unniversity - Laboratory Science High School

LS-M19 Mikania micrantha Leaf Extracts as Prophylactic Treatment for Newly Felled Bamboo Strips Dansolihon National High School

LS-M20 Larvicidal Activities of Dioscorea hispida Dennst Tuber Extracts Against Mosquito Larvae Dansolihon National High School

LS-M26 The Efficiency of Banana Peelings as Heavy Metal Reducing Agent Tagum City National High School

MINDANAO CLUSTER

PS-L01 Faramote: A Battery-Free Kinetic Universal Remote Control Bansud National High School-Regional Science High School for Region IV-B (MIMAROPA)

PS-L02 Soil Restoration (SR) Aptitude of Ipomoea aquatica L. (Water Spinach) on Celled Crude Oil Contaminated Soil Samples Bansud National High School-Regional Science High School for Region IV-B (MIMAROPA)

PS-L03 Characterization and Analysis of Ricinus communis (Castor) Seed Distillate Bansud National High School-Regional Science High School for Region IV-B (MIMAROPA)

PS-L08 Oxidative Decolorization of Methyl Orange-Contaminated Water via Photo-Fenton Process Philippine Science High School – Bicol Region Campus

PS-L09 Airwave Oven Philippine Science High School - Bicol Region Campus

PS-L10 Removal of nickel from wastewater through adsorption using graphene oxide integrated with acid-treated zeolite Philippine Science High School – Central Luzon Campus

PS-L13 Atsuete (Bixa Orellana) Seeds And Alugbati Stem Formulation As Hair Dye San Jacinto National High School

PS-L16 Utilization of Anahaw (Livistona rotundifolia) Stalk Pellets as Oil Spill Cleaner for a Sustainable Environment Tabaco National High School

LUZON CLUSTER

PS-N01 Sequestration of Heavy Metals Lead, Copper, and Cadmium from Taal Lake Using Chitosan Isolated and Synthesized from Philippine Crustaceans Penaeus monodon (Giant Tiger Prawn), Panulirus versicolor (Spiny Lobster), and Scylla olivacea (Mud Crab) Ateneo de Manila High School

PS-N04 One-step Synthesis of Super Activated Carbon with Nano Pores from Banana (Musa sapientum) peels and its Application in Heavy Metal Adsorption and Water Treatment Las Pińas National High School- Science, Technology, Engineering and Mathematics

PS-N05 UV-Protection, Water-Resistant and Antibacterial Properties of Modified Polyester Textile Treated with Green Synthesized Zinc Oxide Nanoparticles Las Pińas National High School- Science, Technology, Engineering and Mathematics

PS-N06 Biosynthesis of Silver Nanoparticles Using Santol Mesocarp as a Reducing Agent Philippine Science High School – Main Campus

PS-N07 Bioremediation Potential of Bacteria Isolated from Cabaluan River, Sta. Cruz, Zambales Philippine Science High School – Main Campus

PS-N08 Creation of Remote Ocean Wave Amplitude Measuring Device Philippine Science High School – Main Campus

PS-N09 Air Pollution From Traffic And The Incidence Of Respiratory Diseases In Children Under 5 Years Of Age Philippine Science High School – Main Campus

PS-N10 Strength Analysis of Concrete with Varied Milled Plastic as Aggregate Ramon Magsaysay High School

NCR CLUSTER

PS-V02 The Use of Fungi Identified from Sugar Mill Effluent for Lead (Pb) Removal in Aqueous Environments Iloilo National High School – Special Science Class

PS-V03 Lead Adsorptive Capacity of Naturally Occurring Minerals: Limestone, Red Clay and Shale Iloilo National High School – School Of the Future-Technology

PS-V04 Engineering of Nano-sized Calcium Oxide from Waste Chicken Eggshells as Acrylic Aggregate in Denture Gums Negros Occidental High School

PS-V05 Synthesis and Characterization of Sodium sulphate Microparticles From Sugarcane Leaves, A Novel Material For Bio-glass Production Negros Occidental High School

PS-V06 Copper-Contaminated Waste Water Treatment: Use of Milkfish (Chanoschanos) scales asBiosorbent for the Removal of Copper in Water Negros Occidental National Science High School

PS-V09 Coconut Spathe Fiber-Based Media as Biofilter for Air Pollution Philippine Science High School- Central Visayas Campus

PS-V10 Effect Of Infused Single-Walled Carbon Nanotubes On Electrical And Mechanical Properties Of Bombyx Mori(Mulberry Silkworm) Silk Philippine Science High School-Central Visayas Campus

PS-V11 Lead Acetate for Water Toxicity Detection Using Fiber-optic Version of Mach-Zehnder Interferometer Philippine Science High School – Central Visayas Campus

VISAYAS CLUSTER

PS-M01 The Efficiency of Garbage Enzyme in Removing Fecal Coliform from Davao River Colegio de San Ignacio, Inc.

PS-M02 Comparative Analysis between Quicklime and Hydrated Lime in Terms of Neutralizing pH Level Colegio de San Ignacio, Inc

PS-M03 Biosorption of Heavy Metal (Pb+) from Wastewater using Cattle Manure Colegio de San Ignacio, Inc.

PS-M04 The Effects of Different Spectra Applied to the Decomposition Process through Vermicomposting Colegio de San Ignacio, Inc.

PS-M05 Heavy Metals and Microbiological Analysis of Water Influent from Selected Canning Factories of General Santos City using Different Powdered Activated Carbon General Santos City National High School

PS-M06 Rancidity and Carcinogenic Effect of Repetitively Used Cooking Oil from Selected Street Vended Foods in General Santos City General Santos City National High School

PS-M07 Chicken Bile As An Alternative Ingredient For Liquid Fertilizer In Hydroponic Culture Of Lettuce (Lactuca Sativa) General Santos City National High School

PS-M09 Direct Current Voltage Generated from Phytoremediation Using Taro (Alocasia macrorrhiza) for Copper Extraction: A Breakthrough to Phytomining Shalom Crest Wizard Academy

MINDANAO CLUSTER