We have some open spaces for banners and links on Speedsolving.com. We have over 5,000 members, and gets around 450,000 views/month. The size of the site has doubled in the last 6 months. Speedsolving.com is a website focused on speed-solving puzzles, particularly the Rubik's cube and alike. It is also a place to discuss the latest results of WCA competitions across the world. Please visit the advertising page for more information. Feel free to reply here or PM me if you have any questions.