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

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?

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.

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

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 science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

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

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!

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

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

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

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

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

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

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

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.

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.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

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

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

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

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

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

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!

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

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

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