Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

Craft a paper rocket in this hands-on activity inspired by the life of Mae Jemison!

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

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

Create a giant octopus from cardboard that holds onto a sea of creatures from its tentacles!

Draw your own beautiful mandala with this easy technique that ensures symmetrical results every time!

Play multiplication war, a fun card game, with your child and before long those annoying multiplication facts will be part of her mathematical skill set.

Challenge your learner to design and build a city of their own in this creative engineering activity.

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

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

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.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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 the spirit of Seuss and all things creative and silly, celebrate reading and all that it has to offer with this fun and interactive story box.

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.