2nd - 7th Grade Science Resources : Page 30

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

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

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Help your child make a beautiful homemade sandcastle that will last!

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

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

Turn an abstract lesson into a practical craft with the fun and colorful creation of dough earth layers!

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

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

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

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.