3rd and 4th Grade Science Resources : Page 13

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Help your child plant a "tea garden": a garden made of herbs for making teas.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

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

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

In this experiment you will replicate the mummification process by making a hot dog mummy.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Incorporate some math and science thinking into your annual fall fun with this pumpkin investigation activity! Your child will have a blast investigating various ways of measuring pumpkins, making estimates, taking measurements, and recording their findin

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

What are the effects of fertilizer on plant growth? What's the best fertilizer type (solid, liquid or powder)? Kids find out in this science fair project idea.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

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?

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.