Abstract
The simple robot used with LEGO Mind Storms was produced in order to guide the tooth brushing for the elementary school students. The purposes of this robot are as follows; c in the introduction of tooth brushing guidance, the student's desire to listen it will be improved, (2) the correct movement of tooth brushing will be adequately presented. The robot is programmed for the way to be able to do the brushing operations of rolling movement and the scrabbling movement. As the result of tooth brushing guidance by using this robot, the interest and the concern of students for the tooth brushing were raised. They became to listen the tooth brushing guidance with concentration.
