With his on-the-mark instinct for making math fun and easy, the best-selling author of How Much Is a Million returns with another explosively energetic math book! If your dog were the size of a dinosaur, his dinner would fill your bedroom! If the moon were the size of a marble, earth would fit in your hands! If your submarine sandwich was as big as its name, the pickle would be as big as a life raft! Mighty math-man David Schwartz's amazing examples of relative size, and James Warhola's hilarious, literal depictions make these mind-bending math concepts crystal clear and tons of fun. Concise, easy-to-follow back matter provides equations that show just how readers can solve these fascinating, outrageous proportional problems!