THE CONE OF EXPERIENCE ?

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Across
  1. 4. DAM ______ WILL HELP US TO STDUY THE STRUCTURE OF A DAM.
  2. 7. OBSERVING SIGHTS AND NATURAL SURROUNDINGS.
  3. 8. DIRECT EXPERIENCE OF EVERYTHING IS NOT POSSIBLE SO WE NEED _____ EXPERIENCES.
  4. 9. ASSEMBLED VISUAL MATERIAL, OBJECTS AND MODELS AT A FIXED PLACE.
Down
  1. 1. AIDS AT THE PINNACLE GIVES ________ EXPERIENCES.
  2. 2. THE _______IS A PROCESS OF OBSERVING BUT THERE IS NO ACTIVE PARTICIPATION OF OBSERVER.
  3. 3. TIME-LAPSE VIDEOS ARE KIND OF _______ PICTURES.
  4. 5. ______ PLAY CAN BE USEFUL IN TEACHING HISTORY.
  5. 6. AIDS SHOWN AT THE BASE OF CONE GIVES _____ AND PURPOSEFUL EXPERIENCES.