Human Knot A co-operative teamwork activity. No equipment needed, just grab hand with someone in the circle (not someone next to you) and try to undo the knot. This activity works great as an ice-breaker for new groups!
Engineering Process Recording Sheet. This is a great way for students to learn the design process involved in building technology as well as reflecting on this process to improve what they do next time. For younger students, drawings could work.