Share Word Search Who Knew? To create your word search for "Who Knew?", first select the words you want to use. Choose up to twenty words for your game by clicking on a suggested word or enter your own by typing over an existing word. Suggestions for your word search; click to add. OBSERVATIONS DEVELOPMENT PHOTOGRAPHS GENERATIONS FASCINATING KINGFISHER BIOMIMICRY ENCOURAGE INSPIRING BUTTERFLY INNOVATOR GREATEST STUNNING SMARTER AMAZING ANIMALS HUMANS BULLET PLANTS CALLED MOBILE DESIGN WINGS TOPIC SHAPE FACTS EARLY BUILD TRAIN BODY How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title