HEATKEYS

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

TI Wizard: Games and Software, News, Articles, and Tutorials for the Texas Instruments Graphing Calculators. Games for the TI-83 Plus, TI-84 Plus and TI-89 graphing calculators.

YouTube is a place to discover, watch, upload and share videos.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Omnimaga: The Coders Of Tomorrow

High school level mathematics and computer programming lessons, activities and resources that are fun and challenging. Materials for students, parents and teachers.

Cemetech is a development site and community forum for TI-83+, TI-84+, and Nspire TI graphing calculator programming, web programming, and hardware modifications.

GBAtemp is a user friendly underground video game community with millions of posts about 3DS and Nintendo DS, Gateway 3DS, PSP and PS Vita, consoles, cards and supercards, flashcarts, accessories and games for all consoles and other various topics.