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This science fair project idea discovers the effect of (high) heat on animal cells.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Help your kindergartener learn to manage a telephone with this homemade keyboard that also helps kids practice letters and numbers.

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.

Get a leg up on counting concepts with this project where art and math collide.

This project explores whether music affects the growth and health of plants.

In this matching activity, your kid will match the clock faces representing analog time with the numeric readings representing digital time.

This project examines how temperature affects the volume of gas in balloons.

Solve the mystery of the unpoppable balloon in this 7th grade science experiment that demonstrates the process of heat transfer.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Take paper football to the next level by creating a "field" with objects from around the house. A great indoor and rainy-day activity.

This Hanukkah countdown craft will help your little one count the eight nights of Hanukkah. Make a Hanukkah countdown calendar with your child.

Whether the snow is fluffy and soft or icy and hard, a snowman is sure to inspire a smile. No wonder this snowman is so happy—it's made using marshmallows!

This heart print makes the perfect simple and sweet gift for Valentine's Day!

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

Use this fun math board game to improve your first grader's confidence with addition facts.

Play this "subtraction war" card game with your second grader and watch his math facts mastery leap forward!

Enjoy this kid-friendly recipe for Irish soda bread, just in time for St. Patrick's Day!

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Help your kids fall in love with nature by making a simple clay bird bath. Set it up in your yard and watch the animals venture in for a sip of water.

This Pysanky egg-decorating activity is perfect for young artists. Bring a little color and creativity to any holiday with this traditional Ukrainian craft.

The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.

This game is a great way to help your child remember the names of shapes. Give it a go and before you know it, your kid will have all her shapes down pat.

Test whether cutting up meats will make it cook faster than just cooking it whole.

Boost shape recognition with this matching game where your child will pair up sticks to create simple shapes.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

This science fair project idea investigates food preference of birds.