2nd - 4th Grade Science Resources : Page 29

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Learn about nature by making your own mini moss garden.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

In this science fair project, students create their own miniature salt flats at home.

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.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."

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!

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

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

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

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