Discover facts about our continent’s most interesting animals - from Polar Bears to Pronghorns, from Alligators to Bald Eagles. This game is perfect for young nature lovers. Discover facts about our continent’s most interesting animals - from Polar Bears to Pronghorns, from Alligators to Bald Eagles. This game is perfect for young nature lovers. Professor Noggin's card games are themed with 180 questions based on one subject. With two levels of difficulty, younger children can still play with older siblings or adults and have a lot of fun. Winner of 15 awards! Players: 2 – 8. Ages 7 & up.