3 things about roller coasters

1. They are made to entertain people

2. People construct them.

3. They can be made in different areas

4. The parts need to be changes sometimes because of rust

5. They are not always safe

6. They have weight restrictions

7. They attract crowds

8. They use electricity

9. They can be dirty

10. They are popular

11. They are different colors

12. Some are made twice in different areas of the world

13. They are different costs

14. They go at different speeds

15. They are made for kids

16. They are made for adults.

17. They are amusing

18. There are seatbelts

19. Some go over water

20. Some make you go upside down

21. Some go straight up

22. some have a fat drop down

23. Some go in circles

24. They are operated by people

25. You can't take loose items

26. Some have age restrictions

27. Multiple people can get on

28. Some are made of steel

29. Some are made of wood

30. They are a popular attraction