I'm afraid you're at the top end of the healthy weight range, said the doctor. This is doctor's speak for you are FAT ! Do you know how much I'd weigh if I was on Pluto? No idea, replied the doctor. Only 2.3 kilograms. Practically nothing! Meet Sam, science geek extraordinaire, and have an exclusive peek at his top secret logbook. When a meteorite crashes into Sam's school bike shed, his class have a LOT of questions about space, the universe, and life on earth. But can they believe in God AND the Big Bang? They make some cool discoveries that show them that, surprisingly, the answer is a clear yes. A fact-filled and thought-provoking story that will make you chuckle.