Here's a 1-paragraph summary of the provided text: The article discusses how to build a learning platform with video/audio capabilities, SMS notifications, and passwordless authentication using Vonage APIs. The platform allows teachers to create instant video/audio classes that students can join with just the link, and sends SMS notifications to invite students. The platform also includes features such as creating assignments, uploading files, and checking homework files. To build the platform, developers need to set up a Vonage API account, an AWS account, and install Node.js, NPM, and other required packages. They will then use GraphQL, React, and Apollo Client to create the frontend and backend of the application. The article provides step-by-step instructions on how to implement these features and includes code examples in JavaScript and TypeScript.