Think and solve

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Across
  1. 4. Having the duty to take care of something or someone.
  2. 6. To convince someone to believe or do something.
  3. 8. Something that has been created for the first time.
Down
  1. 1. An exciting and unusual experience.
  2. 2. A strong desire to learn or know something.
  3. 3. To examine something carefully in order to understand it.
  4. 5. Feeling sure about your abilities.
  5. 7. The natural world including air, water, plants and animals.