Showing Results for three digit using place value : Page 17

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

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

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.

Give your local birds a treat — and your young birdwatcher some fun — with this simple DIY bird feeder.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

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

Test whether plants can grow without sunlight and water.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

Children use their design thinking skills and powers of observation to create and construct a bird nest.

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

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

This science fair project idea produces varying pitches of sound.

Your kindergartener will make prints of his favorite fruits and vegetables and learn how to organize and assemble his very own book.

Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.

examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

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

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Follow in the footsteps of movie character legends as you walk your little one through the steps of becoming a junior archaeologist.

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.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

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

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.