Description: The Encyclopedia of Earth is an online reference about the Earth, its natural environments, and their interaction with society. It provides authoritative, yet accessible information on science, policy, and environmental topics.
Type: software
Description: Oppia is an open-source learning platform that allows users to create interactive online lessons called 'explorations'. It features a visual editor for building engaging content like quizzes, simulations, and feedback.
Type: software
Pricing: Open Source