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

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!

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

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.

Draw your own beautiful mandala with this easy technique that ensures symmetrical results every time!

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

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

Use a recycling project to hone your childâs sewing skills and clean up her art supplies when she turns the leg of an old pair of jeans into a storage basket.

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.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Turn any sunny summer day into a fun and special occasion by having a watermelon seed spitting contest!

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

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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

Instead of loading up on mayonnaise based potato salad, your child can whip up something healthier: German potato salad!

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Make math fun and easy with this activity that challenges your child to use their addition and multiplication skills to win a race!

This activity with add some fun and education to long car trips. Perfect for family vacations!

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

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

Got a kid who loves fashion? Help her develop her own unique style with this tie-dye project using natural dyes.

Use a deck of playing cards to practice place value and other math concepts with your upper elementary child!

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!

Check out this game that provides an enjoyable way of demonstrating how recorded results can be expressed in whole numbers, fractions, and decimals.

Celebrate Dia de los Muertos by baking pan de muerto. In this 5th-6th grade activity, your child will explore another culture while learning about baking.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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

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!

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

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.