Simplify the following text for a Grade 5 native English-speaking person.
Original: After completing a course , the player selects their best picture of each PokÃ mon to be rated by Professor Oak and added to the PokÃ mon Report . Scoring takes into account various aspects of the pictures , such as the PokÃ mon 's size , its pose , and keeping the PokÃ mon in frame .
Simplified: It is about a PokÃ mon photographer who has to take pictures of all the PokÃ mon on an island .