Be prepared to have your mind blown. Because that’s how intricate, elaborate – yes, even magical – you’ll find this amazing pop-up book to be. In fact it’s a wonder of ingenious engineering, where author/artist Kelli Anderson translates the laws of physics, from light to sound, into enthralling hands-on experiences. With every turn of the page, a fully functional device unfolds before your eyes, including a planetarium, cellphone speaker, stringed musical instrument, perpetual calendar, decoder ring and spiralgraph. Guaranteed to amaze, astonish and renew your fascination with the way things work.