Showing Results for three digit using place value : Page 8

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.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

Find out whether a longer airplane will fly farther or a wider paper airplane.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

This science fair project idea explores whether white light can be separated into different colors.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

Make a seed bomb and let your junior guerilla gardener spread flowers far and wide.

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

This science fair project idea investigates if fats add to the flavor of food.

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.