2nd - 4th Grade Science Resources : Page 32

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

This science fair project examines how seeds hitchhike on animals and clothing.

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

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?