Every flashcard, illustrated.
6,533 flashcards in 33 categories and 201 decks. Study by exam section or by subject, check yourself on every card, and see what to review next.
Coming soon for Android phones. 669 flashcards are free in total, drawn from all 33 categories with at least one in every deck, with ads.
- 6,533flashcards
- 33categories
- 201decks
- 669free flashcards in total, from all 33 categories
Short, visual cards that stick.
Read the question, think of your answer, then flip the card and check yourself.
A figure and a plain explanation, on one card.
Each flashcard pairs a clear question with an answer you can see: a labeled figure, the key terms and a short explanation of how they fit together.
- Swipe through a deck card by card
- Zoom in on the details of any card
- Study in portrait or landscape
Flip the card, then mark it: "I had it" or "I missed it".
Your self-checks build your progress in every deck, so you can come back to the flashcards you missed.
By exam section, or by subject.
Follow the exam's sections category by category, or pick a subject and study it across every section. Either way you see how much you have viewed and what you have missed.
- By exam section
- By subject
- Progress for every deck
Pick up where you left off.
Sign in with Google, with Facebook, with an email and password, or with a sign-in link sent to your email. Your progress and your plan come with you.
-
Favorites and study groups
Save useful flashcards and organize them into study groups of your own.
-
Hide what you know
Set aside the flashcards you are ready to skip, and bring them back for a refresher.
-
Download by category
Each category is one download to your phone, with a limit on repeat downloads that the Terms explain.
-
Streaks that sizzle
Study a little every day and watch your streak grow.
33 categories. 201 decks.
6,533 flashcards, organized the way you study. Every category starts with free flashcards, and every deck has at least one.
By exam section
- Each section of the exam, category by category
- Short decks, one topic each
- Progress for every category and deck
By subject
- One subject across every section
- The same flashcards, another way in
- Switch between the two at any time
Start free. Open everything when you are ready.
Full access opens every flashcard and every category download, with no ads.
669 free flashcards in total, from all 33 categories
At least one is in every deck. Your first 24 hours are free of ads; after that the free flashcards stay free, with ads. The app shows the plans and what they cost before you buy.
Good to know
Is The 528 Deck free?
Yes, to start, with no purchase. 669 flashcards are free in total, drawn from all 33 categories with at least one in every deck, with ads. Your first 24 hours are free of ads. A plan opens every flashcard and removes the ads.
Where can I use it?
On Android phones, coming soon. You need an internet connection to sign in, download categories, buy a plan and sync your progress.
How do the flashcards work?
Each flashcard has a question side and an answer side. Think of your answer, flip the card, then mark it "I had it" or "I missed it". Your self-checks show you what to review next.
What do I need to sign up?
An account: sign in with Google, with Facebook, with an email and password, or with a sign-in link sent to your email. The 528 Deck is for people 13 and older.
I found a mistake on a flashcard. What should I do?
Write to support@the528deck.com and tell us which flashcard. We work to keep every flashcard correct.
Where do the figures come from?
Some figures are reproduced from Wikimedia Commons under their stated licences. Each one is credited on its flashcard and listed under Figure credits.
How do I delete my account?
In the app, go to You, then Delete account. You can also use the account deletion page. If you signed in with Facebook, this page explains how to delete your data.
A little practice. A lot of possibility.
Coming soon for Android phones, with 669 free flashcards to start.