View source for Driving a zigzag path (Lego Dance)

== Introduction ==

[[File:Gyro4 suunnitelma.png|thumb|The plan and planned route]]

Use gyroscope to drive a zigzag path

== Theory ==

[[File:Gyro4 koodi.png|thumb|The code]]

Use loop and the properties of exponentation:
<math>(-1)^0 = 1</math>

<math>(-1)^1 = -1</math>

<math>(-1)^2 = (-1)(-1) = 1</math>

<math>(-1)^3 = (-1)(-1)(-1) = -1</math>

<youtube>xdY5dqr-MPY</youtube>

== Exercises ==