Cuboro Duo The Extra Set for parallel double runs

Cuboro Extra set to expand any Cuboro Starter Set with 16 wooden blocks for parallel double tracks Allows two marbles to run simultaneously, side by side or in synchronised patterns Supports experimentation, planning, observation and understanding of parallel movement, timing and symmetry Can switch easily between single and double tracks for versatile play experiences Made in Switzerland from sustainably sourced natural Swiss beech wood, Manufacturer: Cuboro