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

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science fair project idea investigates whether air has mass and weight.

In this project, a basketball containing different psi is dropped to see how well it bounces.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

The project investigates how water and movement affects erosion.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves

This science experiment has students test whether a snail moves faster on concrete or dirt.

The objective of this science fair project is to investigate salt water density.

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This science fair project idea investigates how magnetism can defy the force of gravity.

Get a better understanding of water content by dehydrating carrots.

The objective of this science project is to determine the length of time for different seeds to germinate.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

In this science fair project, young children will become aware of and have the opportunity to experience the four basic tastes: sweet, sour, salty, and bitter.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.