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How to make Spanish flashcards that actually work

You've got a pile of flashcards and the words still won't come out when you speak. The problem is usually what's written on them.

  • ⏱ 6 min read
  • 🎯 Beginner to intermediate
  • 💬 Vocabulary

En resumen (the short version)

  • A good flashcard makes you find the Spanish, not just recognise it. Put a picture or a question on the front, not an English word.
  • On the back, write el or la with every noun, and use gap cards for the grammar you keep getting wrong.
  • Review with a simple three-box system, say every answer out loud, and change one thing each time you say it.

✌🏼 ¡Hola aventurero!

Confession: when I was learning languages, I tried everything to remember vocabulary. Lists, notebooks, sticky notes… and flashcards. Lots of flashcards 🗂️

Here's the thing: the app doesn't matter much. What matters is what you write on the cards and what you do when they come up. So let's look at how to make Spanish flashcards that actually work, using cards about your home as the example.

What a good flashcard does

Most flashcards ask one question: "Do you recognise this?" You see la ventana, you think "window", done ✅

But in a real conversation, nobody shows you la ventana. You have to find it yourself, with its la, inside a sentence, while someone waits for you. So a good card makes you do exactly that: find the Spanish, don't just recognise it.

Weak cards vs better cards about your home
Weak card (front → back)Better card (front → back)Why it's better
window → ventanaA photo of your window → la ventanaNo English, and the la comes with it
sofa → sofá¿Dónde ves la tele? → En el sofá del salón.You answer a question, like in a real chat
to live → vivir¿Vives en una casa o en un piso? → Vivo en un piso de dos habitaciones.It's a whole sentence you can use tomorrow

The front: a picture or a question, not English

If the front of the card says "window", your brain learns a route: English first, then Spanish. That's the same detour that slows you down when you speak. There's more on that in how to stop thinking in English when you speak Spanish.

So put one of these on the front instead:

  • A photo or a quick drawing. For a deck about your home, take photos of your own things: your sofa, your balcony, your messy desk 📸
  • A Spanish question, like ¿Cuántas habitaciones tiene tu piso? (How many bedrooms has your flat got?)
  • A short situation, like "Say your flat is small but bright."
Lucía's tip: draw it badly

No photo? Draw it. Stick figures and wobbly sofas are completely fine. It takes ten seconds, and you'll remember your terrible drawing much better than the word "sofa" 😄

The back: always with el or la

Teacher bit 🤓 Every noun card gets el or la. Always. You might think you can just look at the ending (-o is masculine, -a is feminine), and most of the time that works. But some very common words break the rule:

Nouns where the ending doesn't tell you the gender
SpanishEnglishWhy it's tricky
el díathe dayEnds in -a, but it's masculine
el mapathe mapEnds in -a, but it's masculine
el problemathe problemMost words ending in -ma come from Greek and are masculine: el tema, el sistema
la manothe handEnds in -o, but it's feminine
la fotothe photoShort for la fotografía
el aguathe waterIt's feminine, but it takes el because it starts with a stressed a: el agua fría

If you learn día on its own, you'll guess la día in a conversation. If you learn el día, the el just comes out with it.

For verbs, add the forms you'll actually say. Not just tener, but tener: tengo, tienes. That way the irregular bit is on the card, not in a grammar book you'll never open.

Gap cards for the grammar you keep getting wrong

This is my favourite kind of card. On the front there's a Spanish sentence with a gap and a word in brackets. You say the whole sentence, with the gap filled in, before you turn it over.

Gap cards for grammar learners often get wrong
FrontBack
Me ___ la espalda. (doler)Me duele la espalda.
Mi piso ___ en el centro. (ser o estar)Mi piso está en el centro.
Ayer ___ a casa de mi madre. (ir, yo)Ayer fui a casa de mi madre.
Mañana ___ que limpiar el baño. (tener, yo)Mañana tengo que limpiar el baño.
El salón es pequeño, ___ muy luminoso. (pero o sino)El salón es pequeño, pero muy luminoso.

Why it works: you have to build the right form, which is what you do every time you speak. A normal card only checks whether you remember it.

Try this: turn your mistakes into cards

When someone corrects you, or you get stuck halfway through a sentence, write that sentence down. That evening, make it into a gap card. Your own mistakes make the best cards, because they're the ones you'll need again.

A simple system for reviewing: three boxes

Cards you know well can wait. Cards you keep getting wrong should come back quickly. A simple way to do that is with three boxes (or piles, or envelopes, da igual):

The three-box system for reviewing flashcards
BoxWhat goes in itHow often you review it
Box 1New cards, and any card you got wrongEvery day
Box 2Cards you got right onceEvery two or three days
Box 3Cards you got right twice in a rowOnce a week

Get a card right and it moves up one box. Get it wrong and it goes back to Box 1, sin piedad (no mercy). When a card in Box 3 is easy every week for a month, you can take it out.

Good to know

This idea is called spaced repetition: you see each card again just before you'd forget it. Apps like Anki do it for you automatically. Paper and a shoebox work fine too. Pick the one you'll actually use.

Say it out loud, then change one thing

Two rules for every card:

  1. Say the answer out loud before you turn it over. A whisper is fine. Thinking it doesn't count.
  2. Then change one thing and say it again. A different person, a different time, a different detail.
Changing one thing on each card
The card saysYou change it to
Vivo en un piso de dos habitaciones.Mi hermano vive en una casa con jardín.
Me duele la espalda.Me duelen los pies.
Mañana tengo que limpiar el baño.El sábado tenemos que pintar el salón.

Look at the second one: duele becomes duelen, because los pies is plural. You've just practised a bit of grammar that most learners get wrong, in five seconds.

¡Ojo! (Watch out)

If your review is completely silent, you're training your eyes, not your mouth. Ten cards said out loud will help your speaking more than a hundred tapped through on the sofa.

Make your first deck this week

  1. Choose one topic you talk about a lot

    Your home, your job or your weekend are all good. Make 10 cards about it, and no more for now. If you pick your job, work vocabulary in Spanish has plenty of phrases to start with.

  2. Mix three kinds of card

    Make a few picture cards with el or la on the back, a few question cards you'd answer in a real chat, like ¿Vives en una casa o en un piso?, and two or three gap cards for verbs, like Me ___ la espalda (doler).

  3. Review them out loud with the three boxes

    Put every card in Box 1 to start. Say each answer before you turn it over, then change one thing, like vivo to vive.

And if you keep forgetting words a week after you learn them, have a look at how to remember Spanish vocabulary 💛

Recap ✨

  1. A good flashcard makes you find the Spanish, not just recognise it.
  2. Put a picture, a Spanish question or a short situation on the front, never just an English word.
  3. Write el or la with every noun, because words like el día and la mano break the rule.
  4. Use gap cards, like Me ___ la espalda (doler), for grammar you keep getting wrong.
  5. Review with three boxes, say every answer out loud, and change one thing each time.

Deciding what to put in your decks takes time. My Roadmaps lay out the everyday topics in order, with games, speaking prompts and cheat sheets, so you can make your cards straight from them 🗺️

Now I'm curious 👀 Paper or app? And what's on the front of your flashcards right now? Cuéntame in the comments!

See you en la próxima parada aventurero,
Lucía ✨
Lucía, your Spanish teacher at Your Spanish Roadmap

Lucía · Linguist, translator, Spanish teacher and author of the Visual Spanish Grammar Book.
Come and learn Spanish with me and other aventureros like yourself at skool.com/learnspanish 🎉

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