Numberblock Seventeen is hosting a big area art challenge. Numberblocks One, Three and Four need to cover a canvas with shapes - without leaving any gaps - to find the area. But what happens when they run out of shapes for the biggest area challenge?
Cast Appearances

Beth Chalmers
voices One
Beth Chalmers
voices Three
Marcel McCalla
voices Four
David Holt
voices Seventeen
Marcel McCalla
voices TwentyEpisode Discussion
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