Showing Results for three digit using place value : Page 9

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

I scream, you scream, we all scream for homemade spearmint ice cream!

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

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.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Here's a pressed leaf card project that puts science and writing together for your second grader.

How does smell affect taste? Ready your taste buds--in this project, you'll gather some test subjects and do a taste test to see how much smell affects taste.

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.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

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!

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

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Help your child make a beautiful homemade sandcastle that will last!

Test whether plants can grow without sunlight and water.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Create a brush pile to help wintering wildlife stay warm and cozy through the winter.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

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

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.