In order to have an interactive review of the previous lesson, you can use this game in your class demonstration. In which its MECHANICS are the following: • The TEACHER will ask a QUESTION to the students based on the PREVIOUS TOPIC that was discussed in the class. • It will be repeated twice and whoever raises his/her right hand first will answer the question within 3 seconds after the “GO” signal . • One correct answer is equivalent to one special prize. • One wrong answer is tantamount to a special number.