The prediction is checked by typing in the commands. Furnish activities to help students integrate their understanding of turn with the concept of angle. They check their predictions on the computer. Explain that these special paths are called angles. Ask the students to describe angles in path language.
Older students can use protractors to measure the angles formed.
A fifth-grade teacher is sitting at a computer that is connected to a screen that all students can see. She is typing commands given by the students. They are attempting to write a procedure to cause the turtle to maneuver through a maze to each of several points on the screen, returning home after each. The path home is to be the same as the path to the destination. The students have directed the turtle to the first destination, a restaurant.