Curated flashcard sets you can study right now
40 small starter sets, 1,387 hand-written cards in all. Each one is checked against open or official sources, listed on its page, and built around an exam or course. We do not try to be the biggest library. We try to be the set you can trust in the first hour, and then help you make your own from your notes.
Or generate a deck from your own notes
AP sciences and calculus
Unit-by-unit starter sets for AP Biology, Chemistry, Physics 1, Environmental Science and calculus rules.
AP Biology
37 cardsCore concepts from all 8 AP Biology units, from water and enzymes to Hardy-Weinberg and ecology.
AP Chemistry
39 cardsKey relationships and definitions from the nine AP Chemistry units, from periodic trends to electrochemistry.
AP Physics 1
40 cardsKey equations and concepts across the eight AP Physics 1 units, from kinematics to fluids.
AP Environmental Science
35 cardsConcepts, cycles, laws and pollution terms from all nine AP Environmental Science (APES) units.
Calculus
36 cardsLimits, derivative rules, common integrals and the big theorems (IVT, MVT, FTC) in one deck.

AP history, government and social science
People, events, documents and models for APUSH, AP World, AP Gov, AP Psychology and AP Human Geography.
APUSH
40 cardsAP U.S. History events, acts, cases and turning points from 1491 to today.
AP World History
34 cardsEmpires, trade networks, revolutions and globalization, c. 1200 to the present.
AP Government
36 cardsRequired documents and Supreme Court cases, plus federalism and key principles.
AP Psychology
39 cardsBrain, cognition, learning, social psychology and mental health, by unit.
AP Human Geography
34 cardsModels and terms: Von Thunen, Christaller, Burgess, Hoyt, Rostow, Wallerstein and more.

Chemistry, physics and biology basics
The periodic table, polyatomic ions, functional groups, physics formulas, cell biology and the bones of the body.
Periodic Table
31 cardsElement symbols, atomic numbers, groups, blocks and periodic trends for general chemistry.
Polyatomic Ions
31 cardsNames, formulas and charges of the common polyatomic ions, with -ate/-ite patterns.
Functional Groups
29 cardsOrganic functional groups: structures, IUPAC suffixes, examples and naming priority.
Physics Formulas
32 cardsKinematics, forces, energy, momentum, circuits and waves with units and conditions.
Cell Biology
30 cardsOrganelles, membrane transport, mitosis vs meiosis, central dogma, ATP and photosynthesis basics.
Human Bones
30 cardsSkull, spine, thorax, limb bones, classification and counts of the adult skeleton.

Math and English essentials
Unit circle, geometry formulas, Greek and Latin roots, and literary devices.
Unit Circle
33 cardsSpecial angles in degrees and radians, exact trig values, quadrant signs, reference angles, identities.
Geometry Formulas
34 cardsArea, volume, surface area, angle facts, circle theorems and coordinate geometry in one starter set.
Greek and Latin Roots
39 cardsCommon Greek and Latin roots, prefixes and suffixes with meanings and example words.
Literary Devices
35 cardsMetaphor, irony, symbolism, alliteration and more, defined with short original examples.

Vocabulary and languages
SAT and GRE vocabulary, plus the most common Spanish, French and German verbs.
SAT Vocabulary
34 cardsAcademic words used to describe claims, evidence, tone and cause and effect in passages.
GRE Vocabulary
33 cardsGRE-style words grouped by character, speech, judgment and meaning.
Spanish Verbs
33 cardsCommon Spanish verbs with irregular present and preterite forms, accents included.
French Verbs
30 cardsCommon French verbs: present tense, past participles and avoir vs être in the passé composé.
German Verbs
32 cardsCommon German verbs: Präteritum, Partizip II, sein vs haben and separable prefixes.

Geography and civics
States and capitals, world and European capitals, US presidents and the Constitution.
US States and Capitals
40 cards40 state capitals by region, built around the ones people confuse with the largest city.
World Capitals
36 cardsCapitals across the Americas, Africa, Asia and Europe, focused on commonly confused ones.
European Capitals
38 cardsCapitals of 35 European countries by region, with tips for look-alikes.
US Presidents
34 cardsPresidents by number, term years and signature events, grouped by era.
Constitution and Amendments
34 cardsPreamble, separation of powers, the Bill of Rights and amendments 11 to 27.

IT and cloud certifications
CompTIA A+ and Security+, network ports, AWS Cloud Practitioner and Linux commands.
CompTIA A+
34 cardsHardware, networking, cloud, Windows tools, security and the troubleshooting method.
Security+
35 cardsSecurity controls, threats, attacks, cryptography and core operations terms for SY0-701.
Network Ports
30 cardsWell-known ports and protocols, secure alternatives, and TCP vs UDP.
AWS Cloud Practitioner
34 cardsCloud concepts, shared responsibility, core services, security and billing for CLF-C02.
Linux Commands
35 cardsFiles, permissions, search, processes, archives, ssh and shell redirection.

Business, finance and project management
PMP, accounting, economics, Scrum and personal finance.
PMP
40 cardsEVM formulas, critical path, risk responses, agile vs predictive, stakeholders.
Accounting
37 cardsAccounting equation, debits and credits, statements, depreciation, ratios, GAAP.
Economics
38 cardsSupply and demand, elasticity, market structures, GDP, inflation, policy.
Scrum
33 cardsScrum Guide 2020: accountabilities, events, artifacts, commitments, values.
Personal Finance
33 cardsCompound interest, APR vs APY, credit scores, retirement accounts, budgeting.
How these sets are made
Every card is written by hand, then checked against a named source such as OpenStax, a College Board course description, an official exam outline, IANA, the National Archives or a vendor's own documentation. A card we could not confirm was dropped. Sets are starter material, not a replacement for your course, and they are not affiliated with any exam body.
Make your own deck from notes