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How much does 100 weigh? Play this fun guessing game with your child to commemorate the 100th day of school.

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.

What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

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.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

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

Practice measurement using centimeters in this fun math race designed for your second grade student!

Does your child love learning about dinosaurs? Does he like digging around in search of hidden treasures? In this fun activity he'll do both!

This hands-on activity gives your child an opportunity to apply various strategies to solve a problem and to check if his answer makes sense.

Do you think heat can affect a plant's growth rate?

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

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Help your curious kid cut through the clutter and collect the facts with a simple and fun science foldable.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

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.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Your child can create his own texture tree, experimenting with design during the process. The result will be a beautiful addition to your holiday decorations

If you love the idea of handing out holiday tins of homemade cookies but you're not a baker, chocolate-covered apples are the perfect solution.

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.

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.

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.

This measurement activity uses feet to compare objects, but not the ones found on rulers and measuring sticks...the feet on your child's own body!

Countries all around the world have been using the abacus for thousands of years to make math easier. Have your kid make his own abacus to practice arithmetic.

How powerful is the reaction between baking soda and vinegar? Find out here!

Practice conversions within the metric system in this fun math card game for third graders.

Any time is the perfect time to whip up a delicious batch of fluffy pumpkin cookies.