52 PIECES STARTER SET - CLASSIC COLORSSparksMag Starter Magnetic Tiles Set (52 PCS) Creative STEM Building Toy for Kids A Simple Start to Big Ideas. The SparksMag Starter Basic Magnetic Tiles Set (52 PCS) is thoughtfully designed for young children who are just beginning their open ended building journey. With strong magnets and classic geometric shapes, children can explore stacking, balancing, and simple structures while developing early STEM skills, fine motor control, and spatial