In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

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

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Start your toy engines -- this is going to be a fast and friction-filled race!

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

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

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

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

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

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

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.

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

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

In this project children practice the scientific method while playing with puffy paint.

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.