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. CELEBRATION EXPLORATION EXPLORING CELEBRATE BEAUTIFUL CURIOSITY NEIGHBOR PERFECT PICTURE CLOSEST ROVERS FAMOUS ITSELF CHARGE RELIVE ROBOTS ROBOT CALLS SPACE ALIEN HAPPY ROVER SARA TOUR WISH MARS JOIN YEAR SANG ROSS How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title