1. interneturok.ru is a real treasure, there are video lessons, simulators and tests in all school subjects from grades 1 to 11.

2. stellarium.org is a stunningly beautiful program that simulates a planetarium. Indispensable for anyone interested in astronomy, given that this subject will soon appear in the school curriculum.

You can spend hours looking for nebulae and galaxies on this site.

3. slovo.ws - the site has ready-made homework assignments for various subjects and textbooks, but sections with online versions of school textbooks and biographies of Russian writers are more valuable here.
4. study.ru - “speedy” English lessons for beginners.
5. briefly.ru - this is 2000 works of the school curriculum in brief.
6. lingualeo.com is an interactive service for learning English. There is free and extended paid access (the cost per year is comparable to 2-3 lessons with a tutor).
7. gostei.ru - a large online children's library that contains program texts on literature from grades 1 to 11.

On the portal, you can read program works online.

8. gramota.ru - a huge reference and information portal on the rules and complexities of the Russian language.
9. nashol.com - a portal that contains links to useful resources, books and texts on all subjects of the school curriculum.

On the site you can find textbooks and assignments for many school subjects.

10.learnenglishkids.britishcouncil.org is an interesting service for learning English for students of different levels of preparation.
11. litra.ru - a site with a huge number of biographies of writers, summaries and full texts of literary works and hundreds of critical articles.
12. math-prosto.ru - a program in mathematics from grades 1 to 11, preparation for exams in the subject and ready-made homework.

13. zooclub.ru - Mega-encyclopedia about the animals that inhabit the planet.
14. nsportal.ru is a national project that contains author's developments and presentations of teachers in all subjects.
15. do.gendocs.ru - educational portal with a huge number of lectures, reports and reference books on various subjects.
16.krugosvet.ru is a universal popular scientific online encyclopedia.
17. dic.academic.ru - universal dictionary and interdisciplinary encyclopedia.
18. uchi.ru is an online platform where students learn school subjects in an interactive and fun way. In addition, subject Olympiads are held here and archives of already held Olympiads are stored.
19. reshi-pishi.ru - interesting quests and assignments in mathematics, logic, reading and English for children 5-10 years old.

20. nachalka.info - a collection of primary school lessons from 1 to 4 grades in mathematics, Russian, the world around us and literacy. Access is paid, but the cost for a year does not exceed a thousand rubles.
21. kvantik.com - a magazine devoted to entertaining questions and problems in mathematics, linguistics, physics and other sciences.
22. metaschool.ru - Internet circles and olympiads in foreign languages, chess, mathematics and natural science subjects for students in grades 1-9. Paid access.
23. native-english.ru - a convenient and simple service for learning English.
24. translate.ru - online translator from a dozen languages, as well as grammar of English, German and French.