Testing: one, two, three, four, five! Rockstar Numberblock Five is rehearsing for a music concert, but will she ever be as good as superstar Numberblock Fifty? When Fifty sings a cool song that shows Five all the ways in which they are similar, Five learns that they are not so different after all - it's just a matter of size. 

One is looking through her telescope and spots One Hundred zooming through the sky, splitting into different Numberblocks. But how many numbers can One Hundred make? On a musical journey through space, One Hundred shows One all the numbers she has inside.