Projects entered in the 2026 Rideau St. Lawrence Science Fair whose entries are complete will appear here. Entries will be updated by 8:00 pm each day. If you have submitted a project and you have not had an email from RSLSF indicating something is missing but your project does not appear here, contact Contact Registration/Ethics.
Note: Registration for 2026 closes on Tuesday March 31 at 5:00 p.m.
| Division | Title | School |
| Junior | Think Green Stay Cozy | St. Lawrence Academy |
| Junior | Price of Perfection | St. Lawrence Academy |
| Junior | A Splash of Innovation | St. Lawrence Academy |
| Junior | The Dirty Truth of Clean Clothes | St. Lawrence Academy |
| Junior | Watt Goes In, What Comes Out? | North Grenville DHS Intermediate |
| Junior | Terrific Toothpaste | North Grenville DHS Intermediate |
| Junior | Growing Green: The Lettuce Light Lab | North Grenville DHS Intermediate |
| Junior | Curing with Code | North Grenville DHS Intermediate |
| Junior | Buzzin Earthquakes | North Grenville DHS Intermediate |
| Junior | The Chemistry of Celiac Disease | North Grenville DHS Intermediate |
| Junior | On Thin Ice | North Grenville DHS Intermediate |
| Junior | Coil Power | North Grenville DHS Intermediate |
| Junior | Will It Conduct or Will It Not? | North Grenville DHS Intermediate |
| Junior | Soaring Beyond Limits: From Myth to Mechanic | St. Michael Catholic High School |
| Junior | The Egg-cellent Whitening Challenge: Testing Toothpaste power! | North Grenville DHS Intermediate |
| Junior | Waste Not, Want Not | St. Lawrence Academy |
| Junior | The Science of Tornadoes | Calvary Christian Academy |
| Junior | Let Nature do the Cleaning | North Grenville DHS Intermediate |
| Junior | Before You Think | North Grenville DHS Intermediate |
| Junior | Disappearing Ink | St. Michael Catholic High School |
| Junior | Stressed Out | St. Michael Catholic High School |
| Junior | Packaging Materials | North Grenville DHS Intermediate |
| Junior | The Rust Race | North Grenville DHS Intermediate |
| Junior | Colourul Mind | North Grenville DHS Intermediate |
| Junior | Silent Soaring | North Grenville DHS Intermediate |
| Junior | Optimal Size of Wheels | North Grenville DHS Intermediate |
| Junior | Too Sour to Sphere? | North Grenville DHS Intermediate |
| Junior | Angles of Attack (It’s Not What You Think) | Calvary Christian Academy |
| Junior | From Fur to Flora | North Grenville DHS Intermediate |
| Junior | Unearthing Black Gold: Does The Diet of Worms affect Soil Health? | North Grenville DHS Intermediate |
| Junior | Window Crawler | North Grenville DHS Intermediate |
| Junior | The Clode for Clarity | North Grenville DHS Intermediate |
| Junior | Keep it Up | North Grenville DHS Intermediate |
| Junior | Natural Dyeing | North Grenville DHS Intermediate |
| Junior | The Race to Recovery | St. Lawrence Academy |
| Junior | Household Water Filter | North Grenville DHS Intermediate |
| Junior | CoW | North Grenville DHS Intermediate |
| Junior | Series and Parallel Circuits | St. Michael Catholic High School |
| Junior | The Power of Citrus Fruit | North Grenville DHS Intermediate |
| Junior | The Juice Project | St. Michael Catholic High School |
| Junior | Optimizing Elephant Toothpaste | Perth Children’s House Montessori School |
| Junior | Making Ferrofluid | Perth Children’s House Montessori School |
| Junior | Homemade Generator | North Grenville DHS Intermediate |
| Junior | Mouldy FastFood | North Grenville DHS Intermediate |
| Junior | Generational Generator | North Grenville DHS Intermediate |
| Intermediate | Tubercle Power: Whale Inspired Wind Turbine | St. Francis Xavier Catholic High School |
| Junior | Biomaterials | North Grenville DHS Intermediate |
| Junior | Press Print Repeat | North Grenville DHS Intermediate |
| Junior | Snack or Trash | North Grenville DHS Intermediate |
| Junior | Energy Drinks Boost or Bust | North Grenville DHS Intermediate |
| Junior | The Effects of Sleep | North Grenville DHS Intermediate |
| Junior | Go With the Flow | North Grenville DHS Intermediate |
| Junior | Sparkling Growth | North Grenville DHS Intermediate |
| Junior | Gravity to Energy | St. Francis Xavier Catholic High School |
| Senior | Damage-Induced Response | St. Michael Catholic High School |
| Junior | Shell Shocked | Calvary Christian Academy |
| Junior | The Stone Age | North Grenville DHS Intermediate |
| Junior | The Memory Mix Tape | North Grenville DHS Intermediate |
| Junior | Focus Mode | North Grenville DHS Intermediate |
| Junior | Absorbancy | North Grenville DHS Intermediate |
| Junior | Mould Mayhem | North Grenville DHS Intermediate |
| Junior | Water vs Wind | North Grenville DHS Intermediate |
| Junior | Concussions | North Grenville DHS Intermediate |
| Junior | Sleep | North Grenville DHS Intermediate |
| Congratulations – you made it! |