Edmodo is an online, closed social media platform that allows teachers, students, and parents to interact. It provides features like Google Drive, a library, and communities. Teachers can use Edmodo to communicate with students and parents, differentiate instruction, and assign work. Students can participate in online discussions, submit assignments electronically, and access feedback on assignments. Parents can view student progress, assignments, grades, and communicate with teachers. Edmodo is free to use and teachers create groups for classes that students join using a provided code.