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Square on the Moon is the twelfth episode of Season 8 and the 117th episode overall.


The big squares set out to land a square on the moon using square power alone.



  • According to the description from RadioTimes, this episode will teach "big square numbers".
  • This is the debut of figured-out Forty-Nine, Sixty-Four and Eighty-One.
  • Sixty-Four's "Binary Boosters" are a reference to Base-2 (Binary).
  • This marks the 1st time that Thirty-Six, Forty-Nine, Sixty-Four, Eighty-One and One Hundred sneeze.
  • This is the second time that Four landed on the moon, as well as Twenty-Five sneezing.
  • This is the first appearance of Eighty and One Hundred in Season 8.
  • Foreshadowing occurs when Nine first sneezes at the beginning of the episode.
  • This episode aired on Christmas Day 2021, which means it is the first ever Learningblocks episode in history to air on Christmas Day.



@Numberblocks - Full Episodes - S5 EP28- Square on the Moon