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

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

In this science fair project, students use the streak test to tell minerals apart from each other.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

This science fair project examines how carnivorous plants digest insects, and whether the plant can use nitrogen in the soil to compensate for lack of insects.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.