Summer student

You spent all your time sleeping in so you flunked school and now you go to summer school. But you pick up some quirks from being stuck in summer school.

Failed subject

You go to summer school for a subject you will be trained in just that subject giving you more insight in that subject giving you a boost in your skills

Art

Gain the ability to give inspiration from your hours of art you worked.

Gym

Get advantage on athletics because of all the time spent in the gym. You also boost you ac by your intelligence modifier

History

Get expertise and advantage on history.

Math

Make precise attack calculations. You add your intelligence modifier to your attack rolls

Science

Trained in science you gain the ability to change chemical compounds. Change the damage type of your spells

Theatre

Get expertise and advantage on performance.

Cutting corners.

Use paper to turn spells into cantrips. Each level cost a charge for example 

1st level-1 charge

2nd level-2 charges 

3rd level-3 charges

so on so forth.

Stuck indoors

Rangers usually like being outside but you don’t have that choice but you’ve grown accustomed to the indoors. You now get all the advantages of your favored environment indoors or in shelter. You also get +2 on attack rolls when your indoors.

Failed school.

Get disadvantage on all intelligence checks.

Notes.

You get a bones action that allows you to share your confusion with enemies and make them take 1d4+1 psychic damage. You can also decipher written languages. Lastly you can spend a bonus action to write a spell on paper to cast it with advantage this also works if your silenced.

Paper and pans

In your experience in dealing with paper airplanes you learn the ability deflect missile or you gain a magic pen which you can use to raise an attacks to hit die by 4 before you roll. You can do this 12 times every dawn.

Deflect missile

you can use your reaction to deflect or catch the missile when you are hit by a ranged weapon attack. When you do so, the damage you take from the attack is reduced by 1d10 + your Dexterity modifier + your ranger level.

Magic pen

Raise an attack roll by 4, 10 times until dawn comes and you get your 10. Charges again.

Built up Stamina

You can choose to skip your turn to in do one of these action.

Arts and craft.

Use 20 pieces of paper to make any one of these crafts. Paper wings to glide of a speed of 40, Paper skates add +10 to your walking speed and 1 to your acrobatics, paper armor add your intelligence modifier to your ac. They all last a minute.