Exercises
Test your knowledge with multiple-choice quizzes that explain every answer. Filter by category, subcategory or topic, or search by title.
Test your knowledge of Ancient Greek history, from Athens and Sparta to Thermopylae, philosophy, alliances, and key scholars.
Start exercisesTest advanced world geography knowledge with questions on mountains, deserts, oceans, islands, climates, rainforests, and global records.
Start exercisesTest your advanced trigonometry skills with questions on sine, cosine, tangent, identities, amplitudes, periods, phase shifts, and radians.
Start exercisesTest advanced probability skills with dice, cards, coin flips, expected value, distributions, independence, and variance questions.
Start exercisesTest your integral calculus skills with questions on antiderivatives, definite integrals, trigonometric functions, exponentials, and area under curves.
Start exercisesTest your basic piano knowledge with questions on keys, pedals, dynamics, notation, practice tools, composers, and piano music terms.
Start exercisesTest your electric guitar basics knowledge: tuning, pickups, bridge, frets, controls, parts, strings, and essential playing terminology.
Start exercisesTest your beginner guitar knowledge with questions on tuning, chords, finger numbers, guitar parts, capo use, scales, and essential techniques.
Start exercisesTest your geometry basics knowledge with questions on triangles, circles, polygons, quadrilaterals, 3D shapes, angles, and more.
Start exercisesTest your algebra basics with equations, expressions, polynomials, monomials, substitution, reciprocals, and factoring practice.
Start exercisesTest your Instagram and TikTok influencer skills, from content strategy and engagement to hashtags, niche building, reach, and monetization.
Start exercisesTest your knowledge of essential video animation concepts, including keyframes, tweening, FPS, storyboards, timing, and animation principles.
Start exercisesTest your general healthcare knowledge with questions on anatomy, physiology, body systems, nutrition, hormones, and basic clinical science.
Start exercisesTest your ukulele knowledge with questions on tuning, chords, strumming, instrument parts, Hawaiian music, and ukulele history.
Start exercisesTest your knowledge of child care fundamentals, early childhood education, development, play, attachment, routines, and quality care settings.
Start exercisesTest your strategic decision-making skills with questions on SWOT analysis, risk assessment, stakeholder input, scenario planning, and alignment.
Start exercisesTest your cardiovascular physiology knowledge with questions on heart anatomy, blood flow, cardiac output, valves, vessels, and circulation.
Start exercisesTest your music production and DJ mixing knowledge, from EQ and compression to beatmatching, BPM, mastering, crossfaders, and clipping.
Start exercisesTest your knowledge of asset security advanced techniques, including encryption, access controls, risk assessment, threats, and security policies.
Start exercisesTest advanced agribusiness knowledge on value chains, GMP, precision agriculture, sustainability, innovation, and economic growth.
Start exercisesThousands of online courses in video, ebooks and audiobooks.
To test your knowledge during online courses
Generated directly from your cell phone's photo gallery and sent to your email
Download our app via QR Code or the links below:.
Carry knowledge in your pocket.
Download the Cursa app.
There are hundreds of free courses available, with a free certificate of completion that is saved in your mobile image gallery.
Download the app to access the Course Completion Certificate for Free.
+ 10 million
students
Free and Valid
Certificate
60 thousand free
exercises
4.8/5 rating in
app stores
Free courses in
video and ebooks