Ratchet drive for construction toy set

Real construction game (RCG)

Real time remotely controlled robot

Reconfigurable toy

Reconfigurable toy

Reconfigurable toy assembly

Reconfigurable, interchangeable and interlocking playthings, blo

Rectangular link construction toy

Reflective I-rail interconnector

Removable clothing in combination with a doll

Removably adherable construction elements

Resilient crushable foam objects with interchangeable parts

Revolving structure for built-up toy

Rigid and telescoping strut members connected by flexible tendon

Robotic toy modular system with distributed program

Robotic toy with posable joints

Rod and connector toy construction set

Rod and connector toy construction set

Rod for construction system

Roof system for a log building toy