Solution:

Girl 3

Our feet usually and unconsciously point toward the one with who we are most interested.

Solution:

The boy who has written answers in his arms.

Solution:

4

Solution:

43

Solution:

5 objects

Solution:

The polar bears live in the north pole and penguins in the south pole.

Solution:

1. Check the list on the tree, It's a list of 6 people.
2. A spider has woven a web near the tent. This means they must have been staying for a few days at least.
3. Two men are having lunch.
The third one is measuring the depth of the river.
The fourth one is fishing.

Solution:

12 pentagons

Solution:

Wristwatches

Most of us must have assumed the answer to be a ring in the wrong finger but that's not the case as it's a normal ring. The error is in the watch. Wristwatches are manufactured with the adjustment pin always on the right side.

Solution:

95