Like a lot of parents, [justbennett]’s kids like to play rocket and spaceship command. His kids’ imagination-assigned controls kept shifting from this LEGO to that banana to the dog’s tail, so ...

[James] wanted to build a BEAM turbot. He ran into some problems with the BEAM circuitry though, and ended up with a BEAM/Picaxe hybrid. [James’] turbot uses a miller solar engine. The original design ...