Why HiddenLogic?

Decks, courses, and books built around spaced repetition and clear explanations

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Decks & Practice

Study on the site or export to Anki. Chapter decks and paid courses use smart intervals so knowledge sticks.

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For the Whole Family

Coding Adventures helps parents and children learn together; courses and decks extend what you read.

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Modern stack

Programming topics, architectural thinking, and tools used in real development — in books and courses.

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Thinking Development

Logic, creativity, and problem-solving — reinforced with spaced repetition in Practice after each chapter.

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Step-by-step Learning

From simple concepts to projects. Books, decks, and courses share the same gradual structure.

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Multilingual

Site and key materials in Russian, English, and Ukrainian; books in several languages.

Reviews from parents and children

See what they say about our book

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My son is delighted! In a month he went through the whole book and now creates games himself. I highly recommend it to all parents.

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Anna Petrova

Mother of a 10-year-old programmer

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As a computer science teacher, I use this book in my class. Children simply fell in love with programming!

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Mikhail Sidorov

Computer Science Teacher

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The book helped my daughter not only learn programming, but also fall in love with mathematics. Excellent manual!

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Elena Kozlova

Mother of a 12-year-old student