Share Word Search How Do Trains Work? To create your word search for "How Do Trains Work?", 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. COLLECTION DIFFERENT EXCITING RAILROAD VEHICLES BOOKSTM DESIGNS TOPICS RUMBLE TRACKS PHOTOS TYPES GIANT LEARN BUFFY LONG BOLT LOUD WORK HAUL FUN How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title