What do you know about seasons?

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Across
  1. 2. What is the coldest season?
  2. 3. What changes every season?
  3. 5. What is the hottest season?
  4. 6. What do children like most of all in summer?
Down
  1. 1. What is the last month of the year?
  2. 4. The season when the leaves are changing colour and falling down the trees.
  3. 5. The season when the first green leaves appear on the trees?