This science fair project idea explores substances that cause a bubble to last longer.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This science fair project idea investigates how color affects temperature.

The project determines which laundry detergent is best for cleaning clothes.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

This science fair project idea explores the different properties & interactions of sugar molecules.

This science fair project idea compares biodiversity between drops of water.

This science fair project idea investigates if fats add to the flavor of food.

This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.

Explore if planting seeds in a certain direction will affect how fast it germinates.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

The science project fair idea explores the interaction between your nose, mouth, and brain when tasting a new food or drink.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This science fair project examines how seeds hitchhike on animals and clothing.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.