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

Find out whether cast iron or regular teflon pans heat up faster and also retain their heat longer.

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

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!

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

If it's Easter, it must be time for egg hunts. But we have to admit, most kids would rather take a bite out of a yummy cupcake than a hard-boiled egg.

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

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

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

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

Use this great no-bake recipe to save energy and keep cool.

Get estimating with this spooky activity that asks your young mathematician to rely on their problem-solving skills to figure out how many items they believe are in spooky Halloween jars!

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

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

Your child can turn cookie dough into a big pile of colorful painted fall leaves ready for eating!

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

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

This little chick is so cute that your child will want to make a whole flock to call her own.

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

This fun activity encourages your child to develop their skills in not only taking measurements, but also in working with the measurements themselves.

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

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.

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

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!

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 boiling and freezing water will have an effect on how much it weighs.

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