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.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Study science with your first grader in this arts and crafts activity that models the reason why fall leaves change color with some paint and crayons.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Help your child celebrate the summer and the sun by making a sandy seascape.

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Invite your third grader to do taste test science to observe how a strawberry tastes when it is paired with various condiments. The results may be surprising!

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

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Get a better understanding of water content by dehydrating carrots.

Allow your first grader to get his artwork outdoors this summer by letting him create a garden art box for his arts and crafts supplies.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

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?

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Bring a little science to your third grader's Christmas as you test out his sense of smell by exposing him to common Christmas scents found in your kitchen.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This science fair project idea measures and compares effects of chemical weathering, specifically carbonation, on different kinds of rocks.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.