4.
This extreme stone-skipper.
5.
This coffee-carrying skateboarder.
6.
These celebrating soccer players.
7.
This girl who hasn't yet mastered her swingset.
15.
These excited pooches.
17.
This daring unicyclist.
18.
This Google self-driving car.
19.
This man who really wants a beer.
21.
And this unfortunate little boy.