British Council — English language learning resources, including games, reading, writing and listening exercises.
Byju’s — Learning application with large repositories of educational content tailored for different grades and learning levels.
Code It — Helps children learn basic programming concepts through online courses, live webinars and other kid-friendly material. Available in English and German.
Code.org — Wide range of coding resources categorized by subject for K12 students offered for free by a non-profit.
Code Week — List of online resources to teach and learn computer coding, available in all EU languages.
Discovery Education — Free educational resources and lessons about viruses and outbreaks for different grade levels.
Duolingo — Application to support language learning. Supports numerous base and target languages.
Edraak — A variety of resources for K-12 education in Arabic, targeting students, parents and teachers.
Facebook Get Digital — Lesson plans, conversation starters, activities, videos and other resources for students to stay connected
Feed the Monster — Android application in multiple languages to help teach children the fundamentals of reading, available in 48 languages.
History of Africa — A nine-part BBC documentary series on the history of Africa based on UNESCO’s General History of Africa book collection.
Geekie — Portuguese language web-based platform that provides personalized educational content using adaptive learning technology.
Khan Academy — Free online lessons and practice in math, sciences and humanities, as well as free tools for parents and teachers to track student progress. Available in 40+ languages, and aligned to national curriculum for over 10 countries.
KitKit School — Tablet-based learning suite with a comprehensive curriculum spanning early childhood through early primary levels.
LabXchange — Curated and user-created digital learning content delivered on an online platform that enables educational and research experiences.
Madrasa — Resources and online lessons for STEM subjects in Arabic
Mindspark — Adaptive online tutoring system that helps students practice and learn mathematics.
Mosoteach — Chinese language application hosting cloud classes.
Music Crab — Mobile application accessible for music education.
OneCourse — Child-focused application to deliver reading, writing and numeracy education.
Profuturo — Resources in different subject areas for students in English, Spanish, French and Portuguese.
Polyup — Learning content to build math and gaining computational thinking skills for students in primary and early secondary school.
Quizlet — Learning flashcards and games to support learning in multiple subjects, available in 15 languages.
SDG Academy Library — A searchable library of more than 1,200 educational videos on sustainable development and related topics.
Siyavula — Mathematics and physical sciences education aligned with South African curriculum.
Smart History — Art history site with resources created by historians and academic contributors.
YouTube — Huge repository of educational videos and learning channels.
Note : The list of educational applications, platforms and resources above aim to help parents, teachers, schools and school administrators facilitate student learning and provide social care and interaction during periods of school closure. Most of the solutions curated are free and many cater to multiple languages. While these solutions do not carry my explicit endorsement, they tend to have a wide reach, a strong user-base and evidence of impact. They are categorized based on distance learning needs, but most of them offer functionalities across multiple categories.