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Teachoo is an AI homework helper for school students, offering step-by-step help in math, science, writing, history, logic, and coding, with photo input, visual explanations, multilingual lessons, and progress tracking.
calculate.at is a browser-based library of online calculators for everyday math, finance, health, conversion, and date/time tasks, with no signup, formulas, and worked examples.
Kogvio is a Chrome extension that helps you understand complex diagrams, math, and technical documentation with an on-screen overlay.