Instructions
Turn the game on and press "New Game" with the Wiimote cursor. This will start a story for you where you can play through chapters of the books while touring the expansive Hogwarts School.
Move the joystick of the nunchuck. The direction that you move the nunchuck joystick will be the direction you move.
Press the "A" button to jump. In the game, you will have to jump to reach certain hidden items. You can press "A" and the move the joystick in the appropriate direction to jump toward something.
Select a spell with the directional pad on the Wiimote. Each direction will activate a different spell.
Flick the Wiimote to cast the spell. For a spell that is to be held out, flick the Wiimote and hold the "C" button on the nunchuck. The direction you are facing will dictate your spell's direction.
Activate hidden objects or actionable items with the "Z" button on the nunchuck. Some items in the game must be activated manually for you to proceed, such as speaking to paintings.