Test Your Memory and Observation Skills! BrainBox is a fun memory and observation card game, with 8 million units sold worldwide. The game tests your eye for detail, with all the answers on the card but just 10 seconds to study it. How good are your memory skills? Prehistoric Playtime with BrainBox! This dinosaur-themed edition features 55 illustrated game cards featuring the rulers of the prehistoric world, from vicious carnivores like the T-Rex, to true giants like the Diplodocus, and many more besides! Sustainable, Educational Gaming! Green Board Games uses at least 70% recycled materials in their production process, so you can enjoy Guilt-Free gaming. BrainBox is fun and educational - kids learn about the world around them while developing observation and memory skills.