Signs signs signs

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Across
  1. 2. slow down or stop to allow others to proceed and then you may proceed
  2. 7. a five sided sign with two students holding lunch boxes
  3. 8. a sideways isosceles triangle
  4. 9. three arrows making up a circle
  5. 12. an upside down U with a circle and slash through it
  6. 13. preparing you to stop for a possible train
  7. 14. tells you how fast you can go
  8. 16. deer jumping on sign
  9. 17. a picture of a truck going down a hill
  10. 18. a picture of a man on a tractor
Down
  1. 1. a car sliding back and forth
  2. 3. a curvy arrow pointing up
  3. 4. two kids on a see-saw
  4. 5. up and down arrows with a given height between them
  5. 6. a picture of a plus sign
  6. 8. capital P with red slash and circle
  7. 10. an arrow pointing up and an arrow pointing down
  8. 11. a picture of a stop light on a sign
  9. 14. sign has an octagon shape and is red
  10. 15. a red sign with a white negative symbol