All links is android apps , I use android phone :V,I found them on google play and those apps make me feel interesting. Hope same for you !
Learn C++ is another FREE programming course by SoloLearn.
Whether you’ve had any prior programming experience or not, this app will help you learn all you need to know in order to start creating and compiling your own programs. Learning with SoloLearn has proved to be fast, effective and fun. This app will show you how easy it is to become a programmer.
Learn C++ includes over 80 lessons split into 8 levels that cover basic concepts, data types, arrays, pointers, conditional statements, loops, functions, classes and objects, inheritance & polymorphism, templates, exceptions and files. Unlock new levels, quizzes, collect points and compete with your peers around the world.
Most importantly, learn while having fun because engaged learning makes a difference.
Good luck!
Duolingo
This is a fun and effective app for learning English.
Memrise
I am testing it right now :))
ART & CULTURE
Explore artworks, artifacts, and more from over 850 museums, archives, and organizations worldwide that have partnered with Google Cultural Institute to bring their collections and stories online.
Features:
– Zoom in to view artworks in extraordinary detail
– Take 360 degree panoramic tours of hundreds of museums, heritage sites, and landmarks
– Learn about iconic artworks, plus discover hidden gems and the stories behind them in our daily features
– Explore artworks and more by color and by time period
KHAN ACADEMY
– You can learn anything — for free: Over 10,000 videos and explanations at your fingertips in math, science, economics, history, and much, much more
– Quickly find what you need: Redesigned navigation and search make it faster to find what you want
– Keep learning even when you’re offline: Bookmark your favorite content to “Your List” (phone only) for easy access, and download it to keep learning even when you’re not connected to the internet.
– Pick up where you left off: Your learning syncs between your Android and khanacademy.org, so your progress is always up-to-date
Learn using videos and in-depth articles in math (arithmetic, pre-algebra, algebra, geometry, trigonometry, statistics, calculus, linear algebra), science (biology, chemistry, physics), economics, and even the humanities with tutorials on art history, civics, finance, and more.
Spend an afternoon brushing up on statistics. Discover how the Krebs cycle works. Learn about the fundamentals of music notation. Prepare for the upcoming SAT, GMAT, or MCAT. Or, if you’re feeling particularly adventurous, learn how fire stick farming changed the landscape of Australia.
It doesn’t matter if you are a student, teacher, home-schooler, principal, adult returning to the classroom after 20 years, or a friendly alien just trying to get a leg up in earthly biology—Khan Academy’s materials and resources are available to you completely free of charge.
Head over to www.khanacademy.org to learn more.
Studying painting
By using “Studying painting”, you will know more about the works of the greatest artists, and the authors themselves. More than 7,000 paintings in high quality, distributed by collection: Impressionism, Russian painting, Portrait painting, Baroque and others.