AfiX System
Construction blocks with three dimensional joints. Includes product outline, parts catalogue, and pictures of possible configurations.
Atco Toys
Produces a large variety of building block sets and construction toys. Provides links to sales offices.
Han Nam Corporation
Producing plastic building block toys in Korea since 1990.
Learning Materials Workshop
Designs building toys using hardwood blocks, acrylic prisms, and flexible forms that develop children's thinking and imagination.
Prismaker System
Produces a construction block system that includes letter, number, and mosaic stickers to enhance the educational value.
Ritvik Mega Bloks
Canadian manufacturer of construction block sets for infants and children to age 12.