The TOWERVALE game is 2D side scrolling arcade style. The reader travels through seven levels, using information they've learned in the book to clear sections. A completed level will tell the reader what page to turn to next in the printed book.
Find the game at www.towervalegame.com, or search for Towervale in the app stores (the game is free).
YOU CAN ALSO ORDER SINGLE UNITS AT AMAZON.