Share Word Search Birthday on Mars! To create your word search for "Birthday on Mars!", 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. ILLUSTRATIONS INVESTIGATING CELEBRATION EXPLORATION LANDSCAPE BEAUTIFUL CELEBRATE EXPLORING ADORABLE PARENTS CURIOUS PERFECT CLOSEST PLANET ANDREW MOMENT ITSELF ROBOTS FAMOUS RELIVE SPACE NERDY ALIEN CALLS ROBOT SARA MARS WISH JOIN ROSS How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title