| NAME | Sumiyo Nishiyama |
|---|---|
| AGE | 12 |
| PRIZE | The Encouragement Prize of the Minister of Education, Culture, Sports, Science and Technology |
| COMMENTARY | This small capsule slowly dissolves when it touches soil. A lot of water is concentrated in this capsule, so it provides water for a long time. This is just what is needed for growing crops in places such as deserts where water is scarce. |