Input, Jenna

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Across
  1. 2. in any direction
  2. 4. movements
  3. 5. Boxes that are filled in with pencil that reflect
  4. 6. a stick that is tilted upright that can move the cursor when
  5. 8. a group of electrical switches that are placed on a board.
Down
  1. 1. sensors that send motion trackers via electrical signals
  2. 2. a screen that is scattered with grid software that senses
  3. 3. a small ball in a cup that senses finger movements
  4. 7. a in fared light that senses directional movement