Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

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

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

Using a toy race car kids create a visual model of the Doppler Effect.

This project examines whether people's taste perception is influenced by what they see.

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

People have favorite flavors, but what about ants? Which ant food is the most popular?

This activity is a fun challenge for students who have just started learning to program educational robots.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Word color association is just a fancy way to talk about the way we connect colors with words.

Here's a science activity to help your child investigate how seeds are designed to travel.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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.

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.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

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

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

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

In this project children discover, identify, and sort seeds from a variety of fruits and vegetables

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

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

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.