Pages of alien counting chaos will have youngsters laughing ... and learning! The follow-up to the hilarious Knock Knock Dinosaur and Knock Knock Pirate - from award-winning author Caryl Hart, creator of How To Grow A Dinosaur, and bestselling illustrator Nick East.

When some aliens blast her house off into space, it's up to this little girl to navigate among the stars. They need to find their home planet, but first they must avoid that black hole - eek! - and watch out for that space station! All without waking Gran . . .

A hilarious way of introducing counting to young readers. And enjoy the other books in the series for more counting chaos - Knock Knock Pirate and Knock Knock Dinosaur!

Caryl Hart has won the Stockport Children's Book Award, the Oldham Brilliant Books Award, the Rotherham Children's Book Award, and has been shortlisted for the Red House Children's Book Award.

Follow Caryl at carylhart.com and @carylhart1

Find Nick at nickeastillustration.com