Mental Hygiene the best thing you've done for your brain all day

Today, I’m going in to my son’s preschool class to build and launch air-powered rockets. archive.makezine.com/15/airrocket/

Thanks @make

Tags: tweet

This entry was posted on Tuesday, July 15th, 2014 at 9:56 am and is filed under random stuff. You can follow any comments to this entry through the RSS 2.0 feed. Both comments and pings are currently closed.