I enjoyed building my previous two-wheel balancing robot, so I thought I'd move on a little and make a Sonic the Hedgehog robot with knees that can bend. I'll be using load cells in the legs to ...

The robot measures 392 x 420 x 845 mm (15.4 x 16.5 x 33.3 in), tips the scales at around 20 kg (44 lb), and appears to ship in standard and education editions in a sturdy flight case.