Another One
S1, E2: One discovers it's tricky to play tennis when you're the only block in the world. She bumps into a magic mirror and meets Another One − and they join forces to make Two. Learn a thing or two about adding with the Numberblocks.

S1, E2: One discovers it's tricky to play tennis when you're the only block in the world. She bumps into a magic mirror and meets Another One − and they join forces to make Two. Learn a thing or two about adding with the Numberblocks.