Across
- 3. using science and math to design and build things like roads and bridges
- 6. when something is good enough to meet basic requirements
- 7. describing someone who is happy
- 8. people who help other people
- 10. a place where research is done
Down
- 1. something that is just right for a special reason, for example a warm coat for cold weather
- 2. when you buy now but pay later, or getting praise for something good you did
- 4. a very cold refrigerator
- 5. special clothes that people from a special group wear; like the military or from school
- 9. when you need to give something like money back because you borrowed it from them