The boppi Wooden Marble Run expansion packs are the ideal accessory add-on packs to create large marble run sets and make the marble runs you already have even more fun. The marble run extension kits offer greater marble mania and are compatible with the following boppi marble run sets – Starter Pack (48 Pieces + 12 marbles), Advanced Pack (89 pieces + 16 marbles), or the Jumbo Pack (138 pieces + 24 marbles). The add on packs can be added to your existing boppi bamboo marble run track for extra fun and building options. The marble runs are made using wood, bamboo fibre, and 100% recycled plastic.
Seesaw Extension Pack – 7 pieces plus 6 coloured glass marbles
Suitable for ages 3+