2nd and 3rd Grade Science Projects Activities : Page 6

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

Will increasing the amount of salt in water effect how slow or fast the water freezes?

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

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

This science fair project teaches students about wilting and browning of salad greens.

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.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Using a toy race car kids create a visual model of the Doppler Effect.

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

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This project compares the strength of one, two, and three-ply toilet paper.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

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.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

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

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.

Test your friends to find out if you can replicate the placebo effect's incredible results.

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

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.

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

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

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.