Circles of life

12345678910
Across
  1. 2. A mark left after a wound heals.
  2. 4. In good years tree's rings are _____
  3. 6. The circles inside a tree trunk that show each year of life.
  4. 8. The rough, protective outside skin of a tree
  5. 9. Someone who solves mysteries
  6. 10. A piece of a tree trunk after it has been cut down.
Down
  1. 1. Small bugs that can eat leaves and hurt trees.
  2. 3. In bad years tree's rings are _____
  3. 5. the big, thick main part of a tree that holds it up.
  4. 7. Not straight; bending to one side.