Every nation, by heart.
You've had the thought — a flag goes by at the World Cup, or in the news, and you catch yourself: I should really know that one. This is where you learn them, once and for all. You'll meet them a few at a time, and each comes back for review right before you'd forget it, until all 196 banners are in your brain forever.
Learn introduces new flags — multiple choice first, then leveling up to fill-in-the-blank. Test Out lets you demonstrate which ones you already know.
Complete learning sessions to unlock mastery reviews.
Your flag-learning progress stays on this device and nowhere else — no sign-up, nothing in the cloud. Sharing the computer, like in a classroom? Anyone can reset and start clean in a tap.
New flags arrive in small sets. Each starts as multiple choice, then you type it from memory. Get it right enough times and it graduates out of the learning pile.
Graduated flags return on a widening schedule — a day, then days, then weeks. Each correct answer pushes the next review further out. That growing gap is what builds permanent recall.
Already know some? Type them correctly and they jump straight to mastered. You only ever spend time on what you haven't locked in yet.
Two ideas from learning science power this system.
Mastery learning: you don't advance until you've actually got it — no moving on with gaps left behind.
Spaced repetition: flags come back for review right as you're about to forget them — the scientifically proven sweet spot for making them stick for good.
Track what you know, target what you don't, time every review. That's the whole method — and it works on anyone willing to show up. Everything stays on your device. No account, no email — nothing to lose but the gaps.
Learning every flag on Earth is a small proof of a bigger idea: the things people think they “could never learn” usually are not impossible. They just need the right method.
Knowing the world's flags makes you feel a little more at home on the planet. Becoming multilingual is the bigger leap.
For many learners, that leap starts with Spanish. But while millions of people study Spanish, far fewer reach the point where they can actually speak it with confidence.
The wall is usually verbs.
Spanish verbs carry a lot: who is doing the action, when it happened, whether it is certain, hypothetical, ongoing, completed, commanded, wished for, and more. Most learners recognize some forms, but when it is time to speak, they freeze, searching for the right tense and ending mid-sentence.
VerbMaster is built on the same learning system behind Learn the Flags: mastery learning and spaced repetition. It teaches the logic of each tense, then drills your weak forms until they become automatic.
Once the verbs come naturally, Spanish stops feeling like a puzzle you have to solve in your head. It starts feeling like something you can actually speak.
Ready to take your Spanish to the next level?
See VerbMaster