This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

The objective of this science project is to determine the length of time for different seeds to germinate.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

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

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

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

In this activity, your child will be challenged to make a tower using paper cups.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

In this activity your child will create their very own marble maze!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

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

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

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

This science fair project teaches students about wilting and browning of salad greens.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.