Ключевые слова: academic, application, cartoon, character, coloured, colourful, concept, curriculum, development, education, educational, element, elementary, grade, header, icon, idea, illustration, kid, kids, learn, learning, letter, logo, math, mathematics, person, primary, school, schooling, science, smart, stem, student, study, subject, symbol, system, teaching, tech, text, website, wording, year, young, youthful,