Mark Lecturing in Maryland, not Texas!

Mini-360 DC-DC Buck converter $3.70 Super compact and capable, this DC-DC buck converter can knock down a voltage from 23V to as low as 1V with up to 95% efficiency. Wonderflex Heat-activated Composite Plastic Sheet $79.00 This is a heat-activated, formable polyester plastic sheet that is very popular in making prop armour and other rigid […]

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 […]

We've come across a variety of small batteries that are splendid for the small types of robots we're used to building! A variety of 3.6V and 4.8V packs ranging from 50mA to 300mA capacity means we have something ideal for almost any battery-powered BEAM bot. Check them out in the "New Items" link under "Products", […]

We got some sticks for sale today. Some are bendable sticks. You can use them as a belt and if you are near the hydroelectrostation dam you can put the power wire into water and that will pick up some leftover electricity and you get a glowing belt. Now other things are measuring devices. You […]