Flash cards created to align with classroom curricula and engage young minds. Curious minds will find hundreds of fascinating facts in Smithsonian Everything You Need to Know: Grades K-1 . The flip-top box is packed with 275 fact cards covering categories such as Earth and space, plants and animals, geography, history, and health. Whether it's the number of teeth in a great white shark's mouth or how a rainbow forms, kids ages 5-7 will learn a variety of information in a tactile and engaging manner. Each flip of a card not only showcases beautiful color photographs and illustrations paired with a fact, but also presents a new learning moment. With this packed-full box of facts, kids are given an extra opportunity to learn all they need to know for early science, social studies, and history exploration in a fun format that's sure to engage eager young minds.