The Apostrophe for Possession

Rewrite with the possessive apostrophe:

The exercise book owned by Nathan.

Rewrite with the possessive apostrophe:

The rewards bestowed upon the heroes.

Rewrite with the possessive apostrophe:

The phone belonging to Francis.

Rewrite with the possessive apostrophe:

The laughter of the boy.

Rewrite with the possessive apostrophe:

The toys belonging to the children.

Rewrite with the possessive apostrophe:

The broomsticks belonging to every witch in the coven.

Rewrite with the possessive apostrophe:

The one broomstick belonging to the only witch you know.

Rewrite with the possessive apostrophe:

The case where I keep my glasses.