Darsel
Chatbot teaching K12 math in developing countries
Darsel is a text-based personalized learning platform for K12 math education, designed for students and teachers in low-resource, low-connectivity settings. It delivers interactive learning through low-bandwidth channels such as SMS, WhatsApp, and Facebook Messenger, requiring little or no data and no app download. The platform adapts to each student's level, providing hints and explanations to address learning gaps, and supports homework assignment and grading.
Teachers receive data reports on student skills individually and at the classroom level, with content aligned to local curricula and available in the local language of instruction. Teachers can customize content or add their own. Darsel is positioned as a supplemental tool for K12 school systems, delivered through partnerships with governments and school systems. The platform is packaged for institutional use, with no publicly stated free plan, trial, or pricing model on the provided pages.
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