Use iTunes or Finder to sync the MP3 files to your iPad
Connect your iPad to your laptop with a USB cable
Open Finder on Mac or iTunes on Windows
Select your iPad from the device list
Add the MP3 files to the Music library if needed
Choose the music sync option
Select the MP3 files or playlists to transfer
Click Apply or Sync
Use AirDrop on Mac to send MP3 files to a compatible app on iPad
Use iCloud Drive to upload the MP3 files from your laptop
Open the Files app on your iPad and download the MP3 files
Use cloud storage like Google Drive, Dropbox, or OneDrive
Upload the MP3 files from your laptop
Open the cloud app on your iPad and save or open the files
Use a third-party file transfer app that supports MP3 transfer
Email the MP3 files to yourself and open them on the iPad if the file size is small
Use a USB flash drive with a Lightning or USB-C adapter if your iPad supports it