Harvard University/Collaborative Curriculum Design Tool

http://learnweb.harvard.edu/ccdt/

The CCDT (Collaborative Curriculum Design Tool) is an online tool which suports the production of curricula which foster student learning through the application of the principles of Teaching for Understanding. There are tutorials which cover a single topic such as 'Starting with Designs' and consist of movies containing actual CCDT screen shots.
Using this tool, you can work an a collaborative curriculum with people from across the campus to a across the world. A wonderful tool for learning and curriculum design.

ABE/GED: Math Skills: SOS Math

http://www.sosmath.com/index.html

Browse our more than 2,500 Math pages filled with short and easy-to-understand explanations - from simplifying fractions to the cubic formula, from the quadratic equation to Fourier series, from the sine function to systems of differential equations - this is the one stop site for your math needs.
You want more? Check out our CyberExams to prepare for a test, or ask a question on our popular CyberBoard!

Lots of math, presented in lots of ways. I didn't see any Spanish translations, but the actual skills are presented well.

Spanish GED: Practioner's Viewpoint: NCSALL

http://www.ncsall.net/?id=405

A discussion on the Spanish GED, problems and ideas for success. This is a site for instructors, and not students, but can help focus your program. Short and well written.

http://www.ncsall.net/index.php?id=404

Changing Approaches to Math: A discussion of how to teach math skills to low reading level students and students working towards a GED.

GED/Spanish GED: Videos for Purchase

http://www.ket.org/enterprise/gedprep/ged_espanol.htm

KET has a series of 43 videos, some print materials and Handy Math Formulas, both in Spanish and English. There are also workbooks that can be purchased.

General: All Curricula: Internet 101

http://www.internet101.org/

Internet 101 is a simple to read instruction manual for using the Internet. Course areas include:
About The Internet About The Web About Email About Browsers About Viruses About Chatting About File Sharing About Online Shopping About Searching
Great forLiteracy and ESL students, and it offers a good foundation for learning all of the basic concepts of the Internet. This is just enough knowledge to get you started without having to deal with all the details that many courses include.

General ESL/VESL: Online Multilingual Dictionaries

http://www.yourdictionary.com/diction1.html#multi

Dictionaries in many languages, and also many disciplines. This is THE site for finding dictionaries and thesauri online. There are also some obscure dicitionaries You never know when you might need:
1,000,000 Scrabble Links (huge 320K HTML file)
The Cliché Finder
Dictionary of Difficult Words (12,700 words in all fields)
A Little Etymology
A Glossary of Place Names of Indian Origin in Florida
Measurement Converters
Read the Bible in 55 Different Languages
Short Word Lists (the Words for 1-10) in 300+ Native American Languages
Spell Web See how popular your spelling is on the Web
Yak-Yak On-line Danish-English-Norwegian-Swedish Word Finder (Spellchecker)
but for other languages, these are good online dictionaries, including:
DICTSEARCH All-in-one Dictionary Search: Bulgarian, Catalan, Czech, Danish, Dutch, English, Estonian, Finnish, French, German, Hungarian, Indonesian, Italian, Norwegian, Portuguese, Russian, Slovene, Spanish, Swedish, and Turkish which translate from 69 source languages into 73 target languages.