The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Turn leftover puzzle pieces into a one-of-a-kind necklace that's sure to brighten any outfit.

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

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

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

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

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Glass is see-through, but usually you can still see that it is there. In this experiment, we use baby oil to make glass go completely invisible.

Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.