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For most second graders, a good secret code is just about irresistible. Here's one that builds math facts while you're at it!

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

Cornucopia still life painting is a great activity for your young artist to look at light and shadow, textures and composition in creating art at Thanksgiving!

Hone observational skills and introduce the basics of data interpretation with this data gathering activity all about the different colors people wear.

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 activity is based on the popular card game, Slapjack. It's rip-roaring fun, and it reinforces the concepts of odd and even.

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

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Here's an activity that will get your child's attention with a back-to-school shopping spree. He'll use decimal skills to add, subtract, multiply, and divide!

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

Blend science and math to explore a very important first grade social studies question: does our planet contain more land or more water?

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.

In this simple and social activity, children use size comparison skills to find objects in nature that are bigger, smaller, longer, and shorter.

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

Learn how to make a paper snowflake with these simple instructions. Help your child learn how to make a paper snowflake with only paper and scissors.

Is your third grader bombing around on a bike these days? Here's a way to put all that fun time together with some math learning, too.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

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

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.