1) The Olympics are held every 3 years. a) True b) False 2) The Great Wall of China can be seen from space with the naked eye. a) True b) False 3) The Sahara desert gets snow from time to time. a) True b) False 4) Bats are blind. a) True b) False 5) A group of crows is called a “murder.” a) True b) False 6) Sharks are mammals. a) True b) False 7) The largest bone in the human body is the thigh bone. (femur) a) True b) False 8) An octopus has three hearts. a) True b) False 9) Goldfish only have a three-second memory or so. a) True b) False 10) There are more stars in the universe than grains of sand on Earth. a) True b) False 11) World War ll started in 1945. a) True b) False 12) The human heart is about to the size of a fist. a) True b) False 13) It is possible to sneeze while sleeping. a) True b) False

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