Top notch links for ADHD as follows:
CHADD Children and Adults with Attention-Deficit/Hyperactivity Disorder
Information for understanding ADHD, educational resources, courses, community and more.
CADDC Centre for ADHD Awareness Canada
CADDAC is a national, not-for-profit, organization providing leadership and support in awareness, education and advocacy for ADHD organizations and individuals across Canada.
ADHD ADHD Tips and Tricks
An informative source and reference for the visitors interested in better understanding this disorder.