When the clock ticks midnight, the UCF library transforms. The crowd thins, conversations disappear and what was blank all afternoon suddenly fills with handwriting, equations, reminders and half-erased panic. By morning, it will all be gone. But maybe that’s the point. To Ashley La Rosa, the whiteboard isn’t like a notebook, but freedom to fail and try again. “I’m in [Organic Chemistry] right now, and it’s a lot of trial and error,” said La Rosa, a second-year biomedical sciences major.