Boost the versatility and fun of your Quadrilla marble runs with this four-block pack. It includes an adjustable distributor block with a knob and button for choosing the marble direction,...
Boost the versatility and fun of your Quadrilla marble runs with this four-block pack. It includes an adjustable distributor block with a knob and button for choosing the marble direction, plus three kinds of see-saw: the red one sends marbles in random directions, the green one collects three or four marbles before tipping, and the blue one distributes marbles horizontally or vertically. Add the blocks to any Quadrilla set to increase play options and surprises.
