Download
Balloon car challenge
Published: 21 October 2015,Updated: 21 October 2015Size: 965.43 KB
In this activity, students design and build a balloon-powered car to better understand the science ideas related to rocket propulsion. They use ideas of mass and...
Read moreYour challenge is to make the rocket go as high as possible and launch a payload 400 km above the ground. You can change rocket parameters...
Read moreAir has many interesting characteristics. It flows and spreads into spaces that are not already occupied. Air can be compressed, and it can also expand.
Read more