Run in fullscreen

Fullscreen gives you the clearest view of the track and upcoming answer ports.

Math Roll

Roll through 3D lanes, dodge red flaps, jump gaps, solve math, collect gems, and unlock skins.

Choose subject

Controls

← / → or A / D: move lanes

↑ / W: speed up while held

Space: jump

Esc: pause

Run stats

Shop

Buy ball skins with gems.

Gems: 0

Press Esc to resume, or return to the menu.