Teach your first grade scientist the difference between liquids and solids using maple syrup.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

Learn how different types of soil affect how animal tracks form in this experiment!

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.