Introducing The Picassotiles 50-Piece Magnet Tile Race Car Track With Led Race Cars, Where Boys And Girls Engineer Thrilling Racing Adventures. With Vibrant Led Race Cars Illuminating The Tracks, Every Race Is A Dazzling Spectacle Of Speed And Excitement. Easy-To-Use Magnetic Tiles Inspire Creative Stem Play, Ensuring Hours Of Electrifying Fun.8 Quarter Round Turns. 12 Square Track Tiles, 16 Supporting Columns, 4 Rectangular Track Tiles, 4 Tall Triangles, 4 Slopes, 2 Ledlight Up Cars, 1 X Aa Batteries Per Car Is Required And Not Included.