Redecker Toothbrushing Timer - MulticolourToothpaste on toothbrush? Ready turn the timer over and start brushing! Redecker's Toothbrushing Timer is a lovely visual way to help children know how long to brush their teeth for. It runs for 2 minutes, the recommended length of time to spend brushing your teeth. encouraging children not to rush, but to spend enough time cleaning each surface of every tooth properly. The timer can also be a fun way to encourage little ones to do their other daily