K-12- Links to lesson plans, videos, and interactives in many subject areas- math, language arts, science, social studies, arts.
Real-Time collaborative writing. No registration is required. One person starts a public pad, then shares the web address with others so they can join. Each persons contributions show up in a different color. The writing can then be exported to HTML, Word, PDF, plain text, open document, or can be bookmarked.