ESL Bomb is a great game for vocabulary revision. You can use it with groups of vocabulary and it can be a great addition to your classroom routines.
1. Get a small soft ball and a timer.
2. Pick a category of vocabulary you would like the students to practice. i.e transportation When the students get the ball they must say a word from the category and then pass the ball to another student. The must not repeat words.
3. Students continue to pass the ball until the time is up and the bomb explodes!
This game is a great way to break up the class and get the students focused on the lesson.