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Boo! is the fifth special episode of Learningblocks. This is the third Alphablocks special and the 94th Alphablocks episode overall.


The Alphablocks have a magical Halloween adventure with a special spooky scavenger hunt.



Characters (in their order of appearance)


  • Crab
  • Bat
  • Hoot
  • Rat
  • Cat
  • Moo
  • Boo
  • Hat
  • Moon
  • Cart
  • Boot
  • Cob
  • Barn
  • Broom
  • Room


  • OO
  • AR


  • Total words: 15
  • D, E, F, G, I, J, K, L, P, Q, U, V, W, X, Y, and Z are absent in this episode.
  • It was mistakenly titled as a Numberblocks episode on the CBeebies schedule, it was then fixed.[1]
  • This is the third time a cow jumps over the moon. The first was Moon, and the second was Hey!
  • Like, Numberblocks. This is the first Alphablocks episode to use the unique credits scene.
  • The constellation that appears in the episode is Ursa Major, more specifically, The Plough (The Big Dipper)
  • A sneezing over a cat.



@Alphablocks - Boo! 👻 - New Special! - Learn to Read