4th - 7th Grade Physical Science Resources : Page 2

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

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.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

This science fair project idea explores whether talking to a plant will help it grow.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.