Science Buddies
Science Buddies: Give It a Lift With a Lever
Simple machines allow us to do difficult tasks like lifting objects heavier than our body weight. In this science project you'll build a tabletop lever and measure how much effort it takes to lift an object by altering the length of the...
Science Buddies
Science Buddies: Levitating Magnets: Floating Isn't Just for Magicians
If you ever seen a magician float an object in the air, you might think that levitation is just a magic trick, but the truth is you can use an invisible physical force to levitate a magnet. Try this simple, week-long science project to...