Did you know that a dog can make about 100 different facial expressions or that astronauts can grow two inches taller while in space? The 2021 edition of the New York Times bestselling National Geographic Kids Almanac 2021, U.S. Edition features all-new animal tales, explorer profiles, awesome inventions and fresh challenges for curious kids who want to learn all about the world and everything in it! It is packed with stunning photographs and interesting info designed especially for children ages 8 to 12 years. Kids will enjoy keeping up with our rapidly changing planet with this entertaining and informative assortment of games, activities and features on science, technology, conservation, history and more. The colorful compilation also includes an Almanac Challenge 2021 — which inspires kids to reduce their plastic waste and encourage others to do the same — and also highlights the winner of the 2020 Almanac Challenge!