Search 3rd Grade Science Projects: Page 3

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.

This science fair project idea determines which method of hand cleansing is the most effective.

This science fair project idea examines which type of insulation holds in the most heat.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

This science fair project idea investigates the hardness property of minerals.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

This project determines what category of person is most likely to be ticklish.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This project examines whether people's taste perception is influenced by what they see.

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

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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

This science fair project will help students learn about non-vascular plants, such as mosses.

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!