2nd - 7th Grade Science Resources : Page 33

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

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

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project idea examines whether boys and girls differ in reflexes.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This craft is a great way to explore the fascinating world of spiders and their webs as you collect spider webs from around your house with your third grader.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

This activity provides a solution to all those leaves on your doorstep, while also giving your child a fun science lesson.

Construct batteries that make electricity from fruits with this fun science fair project.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

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