Share Word Search Key Discoveries in Earth and Space Science To create your word search for "Key Discoveries in Earth and Space Science", 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. CONNECTIONS INVESTIGATE SCIENTISTS RESOURCES TIMELINES KNOWLEDGE STUDENTS PROPOSED FINDINGS THEORIES VARIOUS SCIENCE ANALYZE SYSTEMS EFFECTS EXPAND CHANGE GATHER SYSTEM PHASES CYCLES SOLAR LUNAR SPACE TRACE EARLY WORK USED How do you want the words displayed in the game? Forward Down Diagonal Backward Puzzle Title