Yo-Yos

Dutch Yo-Yo Page
Has tricks, reviews, and event information focusing on Europe.
http://xiphias.net/sites/dyyp/

Gbh Online
Includes facts, images, technique and external links.
http://homepage.ntlworld.com/gheathcote/YoyoMenu.html

How Do Yo-Yos Work?
Science behind makes it go up and down.
http://www.physlink.com/Education/AskExperts/ae18.cfm

How Stuff Works Presents Yo-Yos
Learn about physics, tricks, history and some serious upgrades in design.
http://entertainment.howstuffworks.com/yo-yo.htm

LA Throwers
Features author's biography, his tricks, chat, reviews and videos.
http://www.freewebs.com/homy164/

Lee's Yo-Yo Page
Yo-yo links and information.
http://www.yo-yos.us/

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

YoYo Activities
Explore some important scientific concepts.
http://www.teachingideas.co.uk/science/yoyo.htm

YoYoinfo.com
Includes a glossary, FAQs, and Who's Who. Also features world and national champions information.
http://memweb.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/