3rd - 7th Grade Science Activities : Page 13

Make a backbone model to explore human anatomy and life science.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

This science fair project investigates why the number of visible stars changes from place to place.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

This science fair project idea identifies trees using a dichotomous key.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Will increasing the amount of salt in water effect how slow or fast the water freezes?

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.

Pair a planetarium visit with this fun art project that mimics the look of far-off galaxies.

Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.

Clouds are formed when warm and cold air meet. Here's a way for kids to see it all up close!

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

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.

To help your child learn how to use a thermometer, try this temperature collecting activity at home.

In this activity, your child will make her own "quicksand" to better understand how a substance can be both fluid and solid at the same time.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.