Colin has a strange new classmate. His name is Harry. He is suspiciously neat ... and he spends a lot of time in the bin at the back of the school.

When curious Colin dives into the bin after Harry one day, he doesn't find banana peel and custard in there. Rows of lights flicker on, and the bin begins to hum.

Colin's day is about to turn Cosmic! With silliness and mayhem, doodles and disasters - this book is perfect for engaging younger readers.