Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

Discover how and which salt melts ice the quickest.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

In this design challenge, your child will create a parachute for a small toy using typical household items.

Create your own version of an Aboriginal Australian dot painting in this fun activity!

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

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 windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Children read a famous letter from the American Civil War, then write a response, in this thoughtful history activity.

Create a prefix-suffix flip-book and help improve decoding skills and vocabulary.

Help your child create a rebus message for a unique Father's Day card or poster; it's like a collage and encoded message all in one!

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.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Use these pretty egg carton flowers to decorate a spring table. They don't require water, they'll never wilt, and they're perfect for Easter.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

In this challenge, students are tasked with creating a car that can be powered by a balloon!

With this hands-on activity, you'll show how fall colors are hidden in the leaf all year long!

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Have your child kick off their summer vacation by making a miniature water slide!

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Want to ensure that your child's math knowledge stays sharp? This mean, median, and mode game is the perfect way to reinforce these essential math concepts.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Honor dad's fatherly achievements with a handmade plaque for a job well done!