you can connect and stack multiple curved pieces to configure the "Spiral" to take your marbles round and round from one level to another

spinner and stairs

From Juratoys

1 Transparent Level

and pink pens

BWorld Dark Haired Man in Brown Jeans nature you can connect and stackThe BRUDER world series features numerous figures, buildings and small vehicles to perfectly enhance our wide range of vehicles. Create particularly realistic theme worlds at a scale of 1: 16 by combining vehicles and figures. There are almost no boundaries. Figures are available in many variants and they may differ with regard to the following characteristics: gender, skin tone, clothing style, clothing colors, hair color, hair style, footwear,