The construction race car stacking block kit features quick connect magnetized edges to easily put the pieces together to engineer the architectural structure and design simply via the laws of physics and power of magnets. Equipped with 16 pieces of columns and 4 slopes to allow creation of multi-layer 3-D taller race track building and race car to go up and down at different levels. Each piece of building block is manufactured by high-quality, toxic-free, BPA-free materials with the highest standards to ensure the safety of the children. A perfect birthday present or Christmas holiday gift for all occasions. 

• Recommended for ages 3 years+.