Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science fair project teaches students the differences between fruits and vegetables.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

This science project teaches students to classify different shapes of leaves.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

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

This science fair project idea investigates whether plants can survive being frozen.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

This science fair project idea determines the probability of a coin landing heads or tails.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

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