1. TAP 3 Books to activate

2. TAP middle of bottom shelf to place books

3. TAP red ball on top

4. TAP and slide clock to the right

5. TILT device toward you so red ball falls

6. ROTATE device right and left to guide ball down shelves and to green button

7. Make sure and SLIDE blue book on second shelf out of the way (to the left)

100 Lights Level 45 Walkthrough
The Study 45
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100 Lights Level 46 Walkthrough
100 Lights Level 44 Walkthrough