5th - 7th Grade Science Activities : Page 3

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 science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Grow borax crystals and get your child excited about Earth science with this crafty science experiment.

Some fossils have been been preserved for billions of years! Help your kid understand how fossils are created and preserved with this crafty project.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

Have your child kick off their summer vacation by making a miniature water slide!

Make sourdough bread...and learn some colonial history and modern science in the process!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Challenge your learner to design and build a city of their own in this creative engineering activity.

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

This project will explore whether test subjects, deprived of points of reference, will, in attempting to walk a straight course, walk in circles.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Examine whether distilled water, spring water, or regular tap water yield faster plant growth.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

In this fun activity, your child will create their very own solar oven to bake s'mores!

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.