Knex Edu
Enhance your curriculum with hands-on exploration of real-world concepts... based on our dynamic, open-ended, spatial building system, k'nex education provides manipulatives, ideas and lesson plans that facilitate student engagement in math, scie...
http://www.knexeducation.com/
Kazoo
Buy k'nex building toys at kazoo - toys that play with imagination!
http://www.kazootoys.com/knex.html
Hobbytron
Hobbytron
http://www.hobbytron.com/knex.html
Lincoln Logs
Lincoln Logs
http://lincolnlogs.knex.com/
Mailorder Express
Mailorderexpress.com - uk's best toys, games, puzzles selection available on-line
http://www.mailorderexpress.com/knex1/knexshop.html
Toys in the Ma
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http://www.titm.com/construction-toys/knex/knex-building-sets.htm
Solar Quest
Solar Quest
http://www.solarquest.com/toolkits/alltoys.htm
Willygoat
Shop for the complete line of knexold
http://www.willygoat.com/catalogmultiple.asp?name=knex