Extra time3× the time per answer on every level. Stars, unlocks and XP still count; scores are measured against the normal clock.
Keyboard shortcutsType a number to answer (Y or N on yes/no drills), Enter to send a pending entry, Escape to clear it. Switch off if stray keys trigger answers.
Level selection
15 rounds, 3 lives. Each level gives you less time per answer.
How to play— show the rules
Each century is linked to a specific anchor day. Since the calendar repeats every 400 years, there are only four anchor days you need to memorize. The easiest approach is to start with the 1800s, 1900s, 2000s and 2100s, and work out from there if needed.