A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

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

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

Check out this fun science fair project idea to determine if the size of a particle affect the rate or speed of a chemical reaction.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Use playing cards to learn about temperature as well as positive and negative integers in this fourth grade math game.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Encourage imagination and creativity with this magical craft that lets your child make and design his very own dragon egg.

This science fair project idea explores whether dry ice will cool a beverage faster than wet ice.

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.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

Combine art, history and food with this unique project! Your child will make her own butters, and learn a little about Colonial history at the same time

Which public places harbor the most bacteria and germs? Test different environments to find out where the most bacteria live in this science project.

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

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

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

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.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

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.

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).