The National Library of Virtual Manipulatives (NLVM) is an NSF supported project that began in 1999 to develop a library of uniquely interactive, web-based virtual manipulatives or concept tutorials, mostly in the form of Java applets, for mathematics instruction (K-12 emphasis).
"This interactive activity helps students to learn the five parts of a friendly letter. By following this step by step guide, students can create a letter and then print it. Kids can focus on the content while the letter maker takes care of formatting.
Skype in the classroom is a free global community that invites teachers to collaborate on classroom projects where they might use Skype, and share skills and inspiration around specific teaching needs.
iCivics (formerly Our Courts) is a web-based education project designed to teach students civics and inspire them to be active participants in our democracy. iCivics is the vision of Justice Sandra Day O'Connor, who is concerned that students are not getting the information and tools they need for civic participation, and that civics teachers need better materials and support.
"We have several fun online interactive activities here to help you not only improve your mental maths skills, but also to help you with your SATs Revision too! "