Kids on Bikes
Biking for Kids
Totcycle.com
FamilyBike.org
Riding a bike is fun, safe and good for you! Getting kids back on bikes will help reduce childhood obesity, and it is safer than riding in a car.
Dutch bikes for hauling children.
Tandem Kidback (aka Stokid)
Pedal Magic Teach kids to ride without training wheels!
Bakfiets from Clever Cycles in Portland, Oregon
Topeak Baby Sitter
Companion Carrier (no longer available)
Burley Piccolo tandem attachment for kids (a.k.a. trail a bike)
Burley has stopped production on this item, but may start again in the future.