I just yell. This is only the solution. Because NOTHING, literary nothing worked! Seriously, nothing is harder than dealing with game and kids.
So, “You will be super dumb if you play video games too much!”, I yelled. And this is what happened on the next day.
Homemade board game was presented by boys, somewhat partially 3D. And the game rule was too complicated that I couldn’t play. It instantly made me the dumber than 9 year old. They’ve proved that they’re not completely dumb yet …….. Uh!!