Hape
Quadrilla Basic Coding Set
The Quadrilla set supplies the marble-run pieces and 20 physical challenge cards.
From 6 Years
Estimated range $100–$200
Suggested starting ages describe our collections. Each item shows the maker’s age guidance where available. Older beginners can start small, too.
Marble runs · choose your stage
Marble-run engineering
Solve a marble-route challenge
Build the towers and follow a starter challenge card to guide a marble to its destination. The set includes the pieces and cards for the first problems.
Suggested start: Ages 6–9Use a specific route problem to decide where the blocks should go.
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