App Design Lab: UI/UX Practice

Great UI/UX is a stack of small decisions. App Design Lab is a hands-on workbook where you use screens that get those decisions wrong, then see exactly why. Each lesson tackles one decision in five steps: try a broken screen, write what felt off, see why, compare it with the fix, and write down what you learned. 23 HANDS-ON LESSONS Try it: a sample app opens at full size with a task. The screen you are using breaks a rule on purpose. Write it down: before you see the answer, note what you noticed. See why: the decision, the reasoning behind it, and what falls apart if you flip it, right next to what you wrote. Compare: switch between the broken screen and the fixed one in the same spot and spot the difference. Write what you learned: keep one sentence you can reuse next time. Your notes collect in the Notes tab, where you can copy them or export them as a Markdown file. A LIBRARY FOR…