Showing Results for simple compound and complex sentences 3

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Give your budding young observers a chance to discover simple machines at use in their own home.

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

In this science fair project you will make a model of a cell membrane using very simple material.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

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

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

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.

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

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.

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

This science fair project idea identifies trees using a dichotomous key.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

In this project students experiment with making music using only glasses of water.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Construct and experiment with a periscope using reflected light rays to gather an image.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

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

Examine the effect of pressure on carbonation in soda.