1. Put potassium permanganate into a Petri dish
2. Connect the clip wires and turn on the power
3. Add copper sulfate solution or potassium permanganate solution and observe the reaction
4. Solve the quiz
| comfort | ⦾ Comfortable |
| age rating | 0+ Everyone |
| storage | 0.2 GB |
| website | training.contentsda.kr |
| developer | ContentsDaInc |
| publisher | ContentsDA Inc. |
| connection | Internet not required |
| app version | 1.0 |
| languages |
English
|