| 1 | to teach the concept of connected sets |
| 2 | to teach the concept of connected spaces |
| 3 | to teach the concept of connected subspaces |
| 4 | to teach the concept of connectedness, the real axis |
| 5 | to teach the concept of a space components |
| 6 | to teach the concept of totally disconnected spaces |
| 7 | to teach the concept of locally connected spaces |
| 8 | to teach the concept of connected spaces with way to |
| 9 | to teach the concept of connectedness with polygon |
| 10 | to teach the definitions and concepts of connectedness and sustainability |