Showing Results for grade practice : Page 4

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

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Make a planter full of delicious seasonings and classic grilling vegetables, great for a Fatherâs Day gift or a fun start-of-summer outdoor activity.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

Create a bee garden to help shelter bees in your area.

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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.

Using a toy race car kids create a visual model of the Doppler Effect.

This clay "painting" activity encourages and supports creative development and critical thinking skills.

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Test whether plants can grow without sunlight and water.

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

Discover whether a metal will expand under hot water.

In this experiment we will be determining whether birds prefer certain colors of seed.

An home science experiment for older students that teaches about the science behind heat.

This science fair project idea investigates the difference in reaction times between boys and girls.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

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.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

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

This science experiment tests whether warm or cold water works best in making cut flowers last longer.