In this activity, you child will learn about how heat changes food. On the next sunny day, head outdoors to make a treat in an outside oven! Here's how:

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

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

This science fair project idea investigates food preference of birds.

This project compares different liquids and the freezing, melting and boiling points of liquids.

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.

This project explores what happens to a rubber band when it is heated and cooled.

From Canada's flag, to the Toronto Maple Leafs, to classic maple syrup cookies, the maple tree is very much a part of Canadian heritage.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

Examine the connection between temperature and chemiluminescence.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

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

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.