A toy track and brick adapter for toy tracks and bricks comprising a base having a top surface and a bottom surface with indentations in the bottom surface of the base for receiving building blocks. A first arm assembly and a second arm assembly mounted to the top surface generally perpendicular to the base distally disposed in a parallel relationship to grip toy tracks. Roadway retention lips are attached to the arm assemblies which in conjunction with the tension springs hold the toy track in place within the toy track and brick adapter. Also attached to the roadway retention lips are pull-tab accessory brackets configured to releasably connect a variety of useful, functional educational accessories such as side railings, overhead signs, stoplights, traffic controls, signs and the like to increase the versatility and constructive play value of the various toy systems.