3d sun dial, electric motor, jitterbug

j-bug-onSTEM Activities for Kids: How strong is a piece of paper? | Creekside Learning
test the strength of paper, folded in differently shaped columns, by piling books on top. This is very similar to how columns are used t…
How to make a homemade electric motor – Interesting Engineering
build your own simple motor at home and see for yourself what Faraday saw when he discovered some of the interesting aspects of electroma…
Classroom-Ready STEM Lessons: Olympic Engineering
From big-air pirouettes to swifter, safer luge runs, engineering and science will be as much on display at the 2014 Winter Olympics as th…
Digital sundial blends 3D-printing tech with ancient ingenuity
Thingiverse member Mojoptix from building one, however. It contains no electronics or moving parts, yet it still shows the time from 10:0…
The Ultimate STEM Guide for Kids: 239 Cool Sites
excellent K-12 links below and arranged dozens more by age and interest. From games and apps to summer camps, contests and career advice,…
Hands-On Science Projects: Jitterbug Motorized Toy | Exploratorium
introduction to the jitterbug, a simple motorized toy made of a recycled CD and a DC motor.• Download activity instructions”