Showing Results for bottom row 1 : Page 20

Here's a simple science activity that will help your child better understand how wells bring us water.

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.

Explore the neural and mental mechanisms at play in mental imagery.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

Have your child try this classic experiment that demonstrates circular motion using a bucket and rope. Be careful, you might get soaked!

Encourage your child to jump into sea creature science by creating her own colorful "socktopus" sculpture.

Help your preschooler practice observing and experimenting with this exciting activity where they'll get to examine objects below the water's surface!

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This project examines what types of objects burn and which burn faster and cleaner.

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.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

The objective of this experiment is to find out if cooked beans grow faster, if at all, than uncooked beans.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Put an oatmeal box, a flashlight, and some construction paper together and you have the makings of an incredibly cool bedroom planetarium!

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

In this Bernoulli's Principle experiment, you'll learn how an increase in the speed of a fluid, like air, decreases pressure.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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 uses the process of chemical weathering to change a mineral.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

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

Science fair project that examines the relationship between the size of a bubble and how quickly it falls. What is the correlation?

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.