This lesson was created using note book software. It is an interactive tile flip lesson/game that requires students to identify the state of matter (solid, liquid, or gas) and touch the tile to reveal the correct answer. NOTE:THE PREVIEW OF THIS LESSON IS PASSWORD PROTECTED SO THAT NO CHANGES CAN BE MADE TO THE LESSON. HOWEVER, ONCE THE LESSON IS PURCHASED, THE PASSWORD IS REMOVED AND YOU CAN CHANGE THE QUESTIONS. ALSO, IN THE PURCHASED COPY, ALL TILES ARE FILLED IN, AND THE LESSON IS COMPLETELY READY TO USE.