Kindergarten - 4th Grade Science Activities : Page 12

People have favorite flavors, but what about ants? Which ant food is the most popular?

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

This science experiment tests if dog saliva can really help heal wounds.

Try this chemistry experiment with your curious kid and get some "shocking" results!

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

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

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.

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

You don't need to head to the Arctic to experiment with life in an igloo. Learners can build their own ice igloo at home from water and empty milk containers.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

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.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

This simple project makes young children aware of their sense of smell and its capacity for providing them with information about their world.

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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.

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 learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This science fair project idea produces sounds by creating vibrations using different objects.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!