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

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Science fair project that uses distillation to convert salt water into fresh water.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

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

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

This science project challenges students to take learned information about weather and climate control and apply it to come up with creative ideas of their own.

This science fair project idea discovers the effect of (high) heat on animal cells.

In this science fair project, students examine how temperature affects sugar transport within a plant.

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

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Science fair project that creates fog using bottles of hot and cold water.

This science fair project idea determines effective strategies to help students stay awake and attentive.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

This science fair project idea tests the effect of heat- at varying temperatures- on the viability of biological enzymes.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

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

In this science fair experiment, high school students determine if all proteins denature at the same temperature.

Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

Solve the mystery of the unpoppable balloon in this 7th grade science experiment that demonstrates the process of heat transfer.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Try this fun and simple activity to help nurture your child's observation skills and nourish a growing love of science!

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.