Wooden Tree Marble Ball Run TrackA compact, easy to pack away game which consists of creating a wooden tree. It requires a child to slot the pieces into the tree trunk to create a tree in which the marble can safely bounce down. It requires problem solving skills and using their creative skills to piece together the tree in the correct way. Main Material: 100% Natural Wood & Water based Paint(Non Toxic) Product Dimension: 8. 5 cm x 8. 5 cm x 21 cm (3. 3 in x 3. 3 in x 8. 3 in)