When that kid gets home, the first thing his father is going to teach him; is how to flip a coin.
Make a fist or a thumbs up gesture with your hand.
Put your thumb inside your fist, under your pointing finger.
Then, Place the coin on top of your index finger.
Finally flick your thumb up hitting and spinning the coin. Making your thumb point upwards.
Step back and watch son.
Next lesson. " How to catch a flipped coin."