Optical illusions

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Optical illusions

  1. 1. Optical Illusions
  2. 2. Black spots appear at the intersections.
  3. 3. The grey centre bar is the same shade everywhere! - Watch
  4. 4. Move your head forwards and backwards while looking at the black dot. What appears to happen?
  5. 5. There is a pipe in thestream of water thatholds up the tap andsupplies the water!
  6. 6. Focus on the cross in the middle – what happens?
  7. 7. Rabbit or duck?
  8. 8. Rabbit or duck?
  9. 9. Circle or spiral?
  10. 10. M.C.Escher
  11. 11. This is a perfect circle –honest!
  12. 12. The thick black linesare parallel.
  13. 13. B or 13?
  14. 14. You guessed it. The red lines are straight.
  15. 15. How many legs?
  16. 16. Young lady or old lady?
  17. 17. Really trulynothing is moving here!
  18. 18. Can you see the 10 in the orange circle?
  19. 19. What number is visible in the colouredcircle? If you are colourblind you may see no number – like the grey image.
  20. 20. Practical and sporty
  21. 21. Can you find mother and child?
  22. 22. A dog inthe snow
  23. 23. A dog inthe snowNow canyou seehim?

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