Activity
Science Buddies

Science Buddies: Slip Sliding Away: Experimenting With Friction

For Students 3rd - 5th
As you headed up the mountain to enjoy your last ski trip, you may have noticed a sign reading: Hazard. Icy Roads Ahead, Put On Your Chains. Putting chains on car tires increases the resistance between the tires and the road allowing the...
Activity
Science Buddies

Science Buddies: You Nailed It! Hammering Force for Different Types of Wood

For Students 6th - 8th
This Science Buddies project explains how to build a mechanism that will reproducibly swing a hammer so you can determine the amount of force needed to hammer a nail through various densities of wood. The Science Buddies project ideas...
Activity
Center of Science and Industry

Cosi Columbus: Hover Cup

For Students 9th - 10th
Science experiment in which you make a hovercraft, a machine that uses compressed air to do work, from a paper cup. Includes full list of materials, procedures, and scientific explanation of how air flow can minimize friction and cause...