Do you have what it takes to be an awesome inventor? Yes, of course you do - and this action-packed book will prove it! Doodle the designs for your own egg parachute before testing it out; fix the plans for an over-engineered car by crossing out the bits that aren't needed; and build the world's greatest marshmallow catapult! While you're drawing, making, and playing, you'll be learning all kinds of exciting facts and ideas about the world of S.T. E.M - science, technology, engineering, and maths. An awesome book for both boys and girls, aged 7+.