My Mum is a Superhero (NE) - Angela McAllister - Bog

Milo's mum always knows what he's up to. She knows when he's using her saucepans to brew up magic spells, and she knows when he's bouncing on his bed. But how does she do it? There can only be one answer: she must have X-RAY VISION! So one day Milo decides to put his theory to the test...