Noise Level Traffic Lights

I really appreciate the time you have taken to put this together and share the resource. thank YOU

Thankyou s'much for your trouble :0)

Thanks for this - it's a great idea. I'm going to try it out tomorrow, although I've also changed it so there's no longer an emphasis on external rewards, and I've added a 4th slide with a traffic 'STOP' sign and the message 'It's too noisy - we can't co