questons no one knows the answer to

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Across
  1. 1. A time that is yet to come.
  2. 3. Activities that provide amusement or enjoyment.
  3. 4. The activity of buying goods from stores.
  4. 5. The state or period of being a child.
  5. 6. The process of receiving or giving systematic instruction, especially at a school or university.
  6. 7. An activity involving mental or physical effort done in order to achieve a purpose or result.
Down
  1. 1. Time that is not taken up by work or duties.
  2. 2. The application of scientific knowledge for practical purposes, especially in industry.