Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

This project compares the strength of one, two, and three-ply toilet paper.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

I scream, you scream, we all scream for homemade spearmint ice cream!

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Nature is the greatest teacher, and you can help facilitate the lesson! Here's how to create a supply backpack to get your kid ready for science action!

How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

The purpose of this science fair project is to build a basic radio.

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.