Lee's Yo-Yo Page - Yo-yo links and information. - http://www.yo-yos.us/
Spin Central - Contains lists of clubs, events and news from the Twin Cities areas and the Mid-West. - http://www.spincentral.stbohler.com/
Gbh Online - Includes facts, images, technique and external links. - http://homepage.ntlworld.com/gheathcote/YoyoMenu.html
YoYoinfo.com - Includes a glossary, FAQs, and Who's Who. Also features world and national champions information. - http://member.newsguy.com/~jparrish/slowyosites/
Yo-Yos.net - Features information, grading scale, history, top prices paid at auction, world records and champions, and tips. - http://www.yo-yos.net/
How Stuff Works Presents Yo-Yos - Learn about physics, tricks, history and some serious upgrades in design. - http://entertainment.howstuffworks.com/yo-yo.htm
Dutch Yo-Yo Page - Has tricks, reviews, and event information focusing on Europe. - http://xiphias.net/sites/dyyp/
YoYo Activities - Explore some important scientific concepts. - http://www.teachingideas.co.uk/science/yoyo.htm
How Do Yo-Yos Work? - Science behind makes it go up and down. - http://www.physlink.com/Education/AskExperts/ae18.cfm
R.P.M the Yo-Yo Center - Includes message board, chat room, directory of clubs organized by location, and a directory of links. - http://www.yoyoing.com