Combi-Blocks, Inc.
Supplier of boronic acids, carboxylic acids, imidazoles, thiazoles, azoles, indoles, oxindoles, pyridines, heterocycles, bormides, fluoro compounds, amines, aldehydes, isoquinolines, nitro compounds, trifluoroborates, and other organics and fine chemicals.
http://www.combi-blocks.com/index.htm

Building Blocks Consulting
Building Blocks Consulting. A company focused on addressing the performance needs of people. The services provided include training solutions in the areas of Leadership Development, Customer Service, and Team Building.
http://www.building-blocks.net

Polyurethane Building Products
Building Material Supplier, providing High Density Polyurethane building products. Class of products include pediments, entryway systems, pilasters, crossheads, combination series, mouldings, louvers, gable, window Headers, keystones, ceiling centres, dentil Blocks, brackets, corbels and niches. Queensland, Australia.
http://www.polybuild.biz

Lego Company
A comprehensive list of all LEGO toys including EXO-FORCE, MINDSTORMS, LEGO Duplo, BIONICLE, Knights Kingdom, CLIKITS, LEGO TECHNIC, LEGO Racers and many, many more.
http://www.lego.com/

OpenACS (Open Architecture Community System)
Open-source toolkit for building scalable community-oriented web applications. Features a large database model of web collaboration, and over 70 application building blocks. (Linux or BSD, Aolserver, Oracle or PostgreSQL)
http://openacs.org/

Kiblo
Eductional toys for young children and early learners
http://www.kiblo.com/

Building Blocks
Applications of Reed-Solomon codes.
http://www.csdmag.com/main/1999/06/9906building.htm

SQL Tutorial
This SQL tutorial aims to teach beginners the building blocks of database language SQL. This is also a reference site for SQL statements.
http://www.1keydata.com/sql/sql.html

Hutchison Group
New chemical building blocks. Green chemistry.
http://www.uoregon.edu/~hutchlab/

Rolling Rock Building Stone, Inc.
Rolling Rock Building Stone - Natural building stone veneer and thin stone veneer with a network of distributors nationwide. Over 20,000 tons in stock.
http://www.rollrock.com/