Playbio Migoga Marble Run Indoor Sport Games Alter the counterweight to adjust

Alter the counterweight to adjust the trebuchet's hurl

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Playbio Migoga Marble Run Indoor Sport Games Alter the counterweight to adjustAssemble your own marble runs with this excitingly challenging construction set, now made with sustainable bioplastic! Reproduce the layouts pictured on the box or have fun experimenting with new designs. Interlocking chutes, bridges, pillars and spinning wheels can all be combined in countless configurations that guarantee hours of great fun! Marble Runs promote creativity and logical reasoning both of which are required to place and fix the