How do you do the spell wingadium leviosa on Harry Potter and the Half-Blood Prince ds game?

In "Harry Potter and the Half-Blood Prince" for the DS, to cast Wingardium LeviOSa, you need to use the stylus to trace the correct pattern on the screen. Follow the on-screen prompts to accurately perform the spell, which typically involves a specific movement that resembles a wave. Once you successfully trace the spell, you can levitate and manipulate objects in the game environment. Be sure to practice the motion to improve your accuracy!