Preface.- The Soda Can Problem.- The Mirror Problem.- The Leg Problem.- The Sketch Problem.- the Parallel Parking Problem.- The Parking Garage Problem.- the 85th Birthday Problem.- The Slippery-Ice of Bread-Slicing Problem.- the Snail-Racehorse Problem.- The Discus Thrower Problem.- The Beer Coaster Problem.- the Toasting Problem.- The Heart Problem.- Index.