Search Results
Showing results 1 to 2 of 2
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-049.jpg?itok=OjoHQu5M)
Achieving Orbit
Source Institutions
In this Engineering Design Challenge activity, learners will use balloons to investigate how a multi-stage rocket, like that used in the Interstellar Boundary Explorer (IBEX) mission, can propel a sat
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-773.jpg?itok=u4vB4UGZ)
Build a Lung
Source Institutions
Most of the time, we don't have to think about breathing. In fact, you're probably breathing right now without thinking about it!