In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

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

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

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Create a self-portrait from natural materials in this collage craft activity!

Use pepper and soap to discover some fun facts about the properties of water.

Make your own greenhouse - out of a balloon! Your child will learn how greenhouses work as they plant radish seeds and watch them grow.

Make a spring collage with your child to get them outside and those creative juices flowing!

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

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

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

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

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

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

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.

Children use their design thinking skills and powers of observation to create and construct a bird nest.

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 project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

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

Make edible amber fossils with your second grader to explore the fascinating world of science!

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Show your child the solar system and let them explore the stars and space by creating a painting. It's a fun and easy way capture your child's imagination.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.