Science Toys – Edutainment at Home

Make toys at home with common household materials, often in only a few minutes, that demonstrate fascinating scientific principles.  – Creator – Simon Field – This Website is a valuable resource for students to...

Grathio Labs of Steve Hoefer

Steve Hoefer, the main brain behind Grathio Labs. A freelance problem solver and writer. Active in the Open Source software and hardware. The Secret Knock Detecting Lock unlocks your door when it detects the...

Homo sapiens to Homo Ludens

A long, long time ago a bright ape figured out that by climbing down from the trees he could more easily master his life, and that of others……Homo sapiens wanted something else, and better....