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Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

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

Want a fun way to teach your kid to tell time? Making a plate clock is a great way for him to learn how to tell time in a way he'll actually find exciting.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Time is an abstract concept that's difficult to grasp. But waiting for the turkey to come out of the oven on Thanksgiving is a concretely yummy experience.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Do plants breathe? Not exactly. They do respire though! This activity will help your child with see that plants are producing the oxygen we need to survive.

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

Get your child excited about measuring with this fun and easy household measurements activity.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

This simple experiment serves as an introduction to the greenhouse effect.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

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.

In this activity, have your second grader practice measuring by finding the height, weight, and length of their most treasured toy!

Make this easy recipe for Halloween, featuring white chocolate and pretzels, for a crispy, creepy treat!

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.

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.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.

Stringy orange ghoul guts are actually a healthy and gross-looking appetizer for your child's Halloween party.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

A food groups plate shows your child what category her foods belong in. Make a food groups plate with your child before dinnertime.