When Kaolin and Olive arrived at Half Hitch school one Friday morning they went to Mrs Kipper’s classroom as normal but found all their friends standing outside the locked door.

“What’s the matter, why can’t we go inside?” asked Kaolin.

“We don’t know where Mrs Kipper is!” replied Mateo.

“Someone said she’s gone on holiday to another planet,” said Alexis, excitedly.

“Another planet?” said Olive. “But how?”