Be on the lookout
Here, too, some students may expect the motors to turn on when the Set Direction block is carried out.
In addition, some may not distinguish between the Reverse Direction and Set Direction commands, using them interchangeably.
What you can do: Have a student turn right then ask him or her to reverse direction and then reverse direction again. Ask students how it is that the same commandóreverse directionóresulted in different behaviors, once a left turn, and once a right turn