From Fedora Project Wiki

You can start off:

  1. Test on Baremetal with UEFI and BIOS both if possible
  2. Test a dual boot of an existing Fedora system with normal LVM with another installation of with btrfs
  3. Perform some btrfs use cases
  4. Encrypt with Luks1/Luks2
  5. Most of all: Please explore. Have fun. Try to break things!