Number learning series. It's the night of Hobart's big show and Humpty Do is determined to win, but he can't remember what number he is.
It's the night of Hobart's big show and the prize is a year's supply of termite treats. Humpty Do is determined to win them, but he can't remember what number he is on the running order and keeps gatecrashing everyone else's act.
Remembering how Super Numtum saved the day in The Adventures of Super Numtum, Humpty Do finally understands when fifth is, but as it's his turn to take the limelight, he gets stage fright! How will he win the show now?
Meanwhile, Fluffy has used her size-o-matic to grow as big as a building. Can anyone save the world from her giant koala paws? Super Numtum, we need you!