This exit slip can be used for any lesson. Cut them out and distribute before class is over. Use as a formative assessment to find out what students learned, and what they are having trouble with. This will help guide your next lesson.
Gather samples of materials that are either good reflectors or poor reflectors (I had 10 different materials) and place them in a colour-coded envelop (folded coloured paper). I hid all envelopes around the room and told students they needed to find