| ability |
the power or knowledge to do something. |
| adult |
having grown up. |
| bacteria |
microscopic organisms that often play a role in the decay of living things, the process of fermentation, and sometimes in causing disease. |
| brother |
a male person who has the same mother or father as another person. |
| coal |
a hard black or dark brown substance that is found in the earth. People burn coal for heat and energy. |
| copy |
something that looks exactly like another thing. |
| crowd |
a large number of people gathered together. |
| hole |
an open or hollow place in something. |
| honest |
sincere; saying the truth. |
| leaf |
a flat part of a plant or tree that grows from the stem or branch. A leaf is usually green. |
| nation |
a country made up of people living under their own government. |
| puzzle |
a toy or problem that you solve by thinking or by arranging letters, words, numbers, or objects. |
| search |
to try to find something by looking with care. |
| steep |
having a sharp slope. |
| wall |
one of the structures that forms a room or divides a space. |