Encourage your child to compare and contrast a wide variety of autumn-themed items by weighing various objects and recording their findings.

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

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

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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.

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

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

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

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.

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.

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

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

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Introduce your fourth or fifth grader to volume by having him build rectangular prisms, and then count each sugar cube to check his volume calculations.

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.

Making decorative pottery is a great way to experiment with making patterns and texture on a traditionally smooth surface.

These pretzel reindeer cookies are a great holiday recipe for kids to make. Rudolph and the whole gang agree!

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

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

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

Thousands of witches that come out to celebrate Halloween. Now, your child can make her very own self-standing witch.

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

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!

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

Have your child observe, measure and record the amount of space objects occupy, and you'll have an inside space explorer on your hands in no time!

Homemade Halloween treats make great party foods for an All Hallow's Eve get together. These four homemade Halloween treats are scary-good.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Pumpkin carving party activities are great for a pre-Halloween party. Try pumpkin carving party activities, including jack-o'-lantern ideas and fall recipes.