Knowledge base

A curated catalog of legally free learning resources for tutors — by country, language and subject.

We do not host these materials. All rights belong to the respective authors and publishers — these are links to official third-party sources. If you are a rights holder and want a link removed, contact us.

Choose a category

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English / IELTS / TOEFL

Textbooks, practice and official materials for English and international exams.

21 resources

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Math & Science

Open textbooks for math, physics, chemistry and biology.

22 resources

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National exams

Official specs, demo papers and prep materials for national exams.

10 resources

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Teaching methods

Pedagogy, methodology and professional development for teachers.

34 resources

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General school curriculum

Curriculum materials for schools in Ukraine, US, Canada, UK and the EU.

28 resources