This science fair project idea examines liquids of different densities.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

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

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

This science fair project idea explores whether talking to a plant will help it grow.

Try this chemistry experiment with your curious kid and get some "shocking" results!

In this project, the affects of vitamin E are observed on a rose petal.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

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

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Help your child learn about animal classification with this fun and delicious activity.

The project is to investigate yeast fermentation and its results on hand of latex balloons.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

An home science experiment for older students that teaches about the science behind heat.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

Find out whether putting something on top of a plant will inhibit its growth.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science project idea examines the effect of microwaving on various objects.