Interesting stuff at the Exploratorium

28BYJ-48-16 16:1 Stepper Gearmotor $5.85 Originally designed for control of HVAC vanes and similar low-demand equipment, these stepper-motor gearboxes have lots of hacking potential. This is the lower torque / higher speed 16:1. 28BYJ-48-64 64:1 Stepper Gearmotor $5.85 Originally designed for control of HVAC vanes and similar low-demand equipment, these stepper-motor gearboxes have lots of […]

Here's something to take a boo at a workshop by Tom Mair and a Grade-5 class. From his message to the BEAM mailing list: Last year I helped Mrs. Corbett's Grade 5 class build robots and we had a blast (see a review here http://www.aasland.com/hcrd.html). Well, this year we are doing it again. We're building […]

BOY those are strange little screws on the face of the GM11-14 series of gear motors! 1.7mm diameter x 0.35mm thread pitch ain't a common bolt, but we found some 4mm long that we've made available for those of you looking for a precision method of mounting the motors. Check out part M1.7x0.35!

Cute project in NYC with a friendly little cardboard robot that interacts with the "gruff" population of NYC ...And if you look closely, there's something about the wheels that look familiar!