Across
- 3. how much a digit is worth
- 6. made up of digits
- 7. lines seen in some rocks
- 9. this force keeps things from floating
- 11. comes from rocks and you need it to plant
- 12. showing numbers using their digits
- 14. numbers are made up of these
- 15. found on the ground and comes from rock
- 17. a form that adds the value of each digit in a number e.g. 3000+ 200 + 6
- 19. a fiery mountain that gives off lava
- 20. writing numbers using words
Down
- 1. red, blue, green
- 2. found all over the world, even in space
- 4. shiny parts in rocks
- 5. you did these tests in Reading Eggs to see what level your reading is
- 8. a type of rock that comes out of a volcano
- 10. to show numbers in different ways
- 13. these can be seen in rocks that come from volcanoes
- 16. the smoothness or roughness of something
- 18. a special dance and place where indigenous people meet