Since some challenges of this new week are not easy to achieve, we offer you, below, a summary, with our tips to succeed as quickly as possible.
Each validated challenge will allow you to recover 20 XP, except for legendary quests, where 000 XP will be recoverable. This week honors Valentine's Day, as you can see.
The challenges, rewards and tips for week 12 season 5, Fortnite

Deal damage within 15s of gliding (200)
Reward: 20 000 Season EXP- How to pass the challenge?
- Go to Team Rumble to complete this challenge quickly.

Visit the viewpoint, the grandiose gorge and Mount Kay (1)
Reward: 20 000 Season EXP- How to pass the challenge?
- You will find the location of these three places in this special guide.

Destroy inflatable llamas at gas stations (3)
Reward: 20 000 Season EXP- How to pass the challenge?
- You will find the location of petrol stations in this special guide.

Find a family portrait in a shipwreck (1)
Reward: 20 000 Season EXP- How to pass the challenge?
- Again, the location to visit to validate the challenge is indicated in this special guide.

Throw a fish back into the water (1)
Reward: 20 000 Season EXP- How to pass the challenge?
- Once the fish has been caught, all you have to do is throw it back in the water for this challenge to be validated. You can find a more detailed explanation here.

Hit multiple opponents with a Harpoon Gun (3)
Reward: 20 Season XP- How to pass the challenge?
- The most difficult task here will be to find a harpoon. Once done, you will have to hit three different opponents to validate the challenge.

Catch different types of weapons from a fishing spot (3)
Reward: 20 Season XP- How to pass the challenge?
- Equip yourself with a fishing rod and bet on luck to fish three different types of weapons very quickly.

Hit an opponent within 10s of doing a zero point dash
Reward: 55 Season XP- How to pass the challenge?
- This is a legendary quest. To do this, you just need to hit 5, 10, 15, 20 and 25 opponents after making a zero point rush. More information is available here.