This is a game to drop coins into a glass in water.
Japanese page : Dropping Coins into Water Game
How to play and the rules
Pour water into a big bottle and put a glass in the bottom.
Drop coins from the mouth of the big bottle.
The coins will flutter and go down.
If the coins sank in the glass, it’s a big win!
You can get a point or a prize.
Know-how and the Points
You can change the difficulty by changing the size of the glass or the quantity of the water.
You can use a water tank instead of a big bottle.
Things we use
a big bottle, a glass, coins, a table