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

Making metric conversions is a difficult concept to master. Get in some extra practice by playing this Tic-Tac-Toe game with your learner.

This science fair project idea identifies clouds as a means of predicting the weather.

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

Does your fifth grader need a study buddy for geometry? Forget about a tutor. Help him make his own geometry dictionary!

Make this delectable custard, meringue, and graham cracker pie will give your fifth grader practice with measurement and get him interested in the kitchen.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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

This science fair project idea deals with the qualities of shade on a sunny day.

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

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

Toss playing cards into boxes while you practice addition and multiplication with decimals in this fun, fifth grade math game.

Competitors go head-to-head only this time it's a race to figure out the lowest common multiple of two numbers; an important step to working with fractions!

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

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

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

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

This St. Patrick's day, stretch your child's social studies and math skills with this fun, cooperative learning game.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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 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.

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

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

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

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.