Posties fun zone 0407

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Across
  1. 4. a system that allows visually impaired people to read
  2. 6. Sanskriti Utsav is an annual ___.
Down
  1. 1. Zheng noticed his vision loss during a ____ competition.
  2. 2. the yellow centre of an egg
  3. 3. Researchers used ___ to figure out how to boil an egg perfectly.
  4. 5. Zheng created this to help visually impaired people learn maths.