On a phone: swipe sideways on the model to rotate, swipe up and down to scroll, and use ＋ / − to zoom. On a computer: drag the model to rotate, and hold Ctrl or ⌘ while scrolling to zoom.

With the canvas focused: arrow keys rotate, ＋ / − zoom, R resets. Each mecha plays its signature entrance when selected — press play to watch it again, or drag to take over at any time. In the Teardown Lab, tap a part on the model or pick one from the parts list.