Materials List: Trigonometry via Mobile Device

Each group needs:

  • yard or meter stick (or tape measure)
  • sticks or dowels of varying lengths
  • 5-6 textbooks or other stackable objects
  • masking tape (to hold shapes forming the right triangle in place)
  • Android device (phone or tablet) or iOS device (iPhone or iPad)
  • clinometer app (available for free from Apple's iTunes store and Google's Play store) such as: Android clinometer: Clinometer (+bubble-level) by plaincode; iOS clinometer: Clinometer HD – bubble level and slope finder by plaincode
  • Post-Activity Quiz, one per student