SEF Directory

Provides a platform for students and teachers have shared millions of flashcards. It enables teacher to quickly enter data once and have a dozen different activities created for their students to memorize facts. Website contains numerous subjects including science, collected works and languages.

Study about your body, space, science and condition. Take your homework queries answered with a motion picture, ask for information, or just browse and study. Few unrestricted sections but full entree needs a paid subscription.

Provides individualized, one-to-one learning solutions to students from kindergarten through high school.

Provides a unique, multi-step program to teach K-8 students thinking and learning skills, including math, science, social studies and language arts interactive education modules and reference materials.