| clue |
something that helps to solve a problem or mystery. |
| doctor |
a person whose job is to treat and give medicine to sick people or animals. |
| high |
reaching up a great distance. |
| join |
to put, bring, or fasten together. |
| national |
of or having to do with the whole country, not just one part of it. |
| natural |
of or produced by nature. |
| night |
the period between the time when the sun sets in the evening and when it rises in the morning. |
| observe |
to notice or see. |
| office |
a place where people do business work. |
| pool |
any small still area of liquid that has collected on something. |
| shield |
a large, flat piece of strong material carried on the arm for protection. |
| special |
different from others; unique. |
| squash1 |
to press into a flat mass. |
| target |
a thing that you aim at and want to hit. |
| textbook |
a book used for teaching a particular subject. |