Show-me StayClean A4 Whiteboards Plain/Plain (35 boards pens and erasers + Free cleaners) C/SMBA classroom favourite for over 20 years, and still just as relevant today. With careful questioning and this simple process, you'll be able to gauge understanding at the start of a subject, or check comprehension as you teach. Works in any subject with any age group. Write your question on the board or verbally ask the class. 2. Students then write their answers on their boards. 3. When you say "Show me" the students commit to an answer and hold up