One riddle. One drill. One paragraph — every day from A1 to C1.

Daily riddle or quiz

Grammar in disguise — choice, gap, rewrite, or a short brain-teaser in Polish.

Write every day

A prompt with a model answer and checklist so writing compounds toward C1.

90 days, five levels

A1 → A2 → B1 → B2 → C1 bands. Streak and progress stay on this device.