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

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Create a three-dimensional X-ray of your child's hand in this simple modeling activity. All you need to get started are black paper and drinking straws

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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

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

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Wool can absorb 1/3 of its weight in water, while still keeping the body warm. She can test this theory by performing a scientific sock comparison!

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 Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

This science fair project idea explores how length affects the weight a bridge can hold.

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

The project investigates how water and movement affects erosion.

This science fair project idea investigates how the shape of an object affects drag.

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

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

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

In this activity, students will be challenged to describe and count the ways a toy moves from one position on a grid to another.

Slip some science into storm watching with a homemade rain gauge!

Forget store-bought dyes this Easter: color your Easter eggs with natural dyes made with ingredients from your own kitchen in this 1st grade activity.

Get your child math and science savvy with this fun outdoor classification game. Using chalk, your child will classify what she sees in the natural world.

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

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

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?