iNaturalist

Discover, identify, and share local wildlife through photos with a passionate global nature community

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Measure fluid intelligence with progressive pattern puzzles and track your cognitive performance over time

Practice popular melodies on a customizable virtual keyboard with guided notes and adjustable key sizes

Learn ethical hacking, programming, and security basics through organized tutorials and practical, beginner-friendly guidance

Validate, analyze, and generate credit and debit card numbers with detailed issuer information

Crowdsourced homework help platform connecting students worldwide with fast, community-powered answers and explanations

Centralized hub for EduSat lectures, teacher videos, assessments, and education news access