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Immersion-based Japanese learning guide made for everyone.

High precision scientific calculator with full support for physical units.

'Minato' - learn Japanese and interact with fellow students around the world online.

Solve derivatives using this free online calculator. Step-by-step solution and graphs included!

We'll help you find native books, movies and TV shows at your level!

Join Physics Forums, where students, scientists, and enthusiasts come together to explore and discuss the current understanding and practice of various scientific fields.

An mpv-based video player for studying Japanese.

A simple, immediate and fast unit converter!

Study Japanese grammar, using an interactive input-based SRS system. With tons of example sentences, audio, textbook paths and more!

Calculator with basic and advanced mathematical functions

Percentage calculator, online calculates percentage in many situations, simply enter the numbers and get the result and the formula of calculation.

An interactive matrix multiplication calculator for educational purposes

‎Simple but powerful Japanese-English, English-Japanese dictionary app. The app's features include: ● Over 170.000 dictionary entries with readings and english meaning ● Over 6.500 kanji characters with stroke order ● Over 730.000 Japanese names, place names and institution names ● Over 147.000 ex…

Free computer algebra system

The first complete language learning solution. We show you how to learn a new language from zero to fluency. Get started now.

Learn a language as it's used now. Immerse yourself in lessons that feature videos of native speakers, so you start speaking real life language, fast.

A powerful English thesaurus and brainstorming tool that lets you describe what you're looking for in plain terms. It gives you hundreds of related words to choose from and lets you narrow down the list with several advanced features.

A community for anybody interested in learning other languages. Whether you are just starting, a polyglot or a language nerd, this is the place for you!

Learn languages smarter, not harder! Rated 4.9/5, LingoDeer teaches languages most effectively through fun lessons created by real teachers!