Battery that recharges with Mom's anger

Name :
Haruya Henmi
COUNTRY :
Japan / Miyagi
AGE :
7
YEAR :
2018
PRIZE :
The Prize of the Director of the National Science Museum
COMMENTARY :
My mom gets mad at me when I play computer games too much. This battery recharger uses the energy of my mom's anger. That energy is not wasted; it's recycled and lets me play more!
Battery that recharges with Mom's anger