Authentic Magna-Tiles 3D Magnetic Building Tiles GLOW in the Dark 33piece Set

What Makes It Unique: Features magnetic construction pieces that glow in the dark. Works with direct sunlight or supercharge pieces with an UV flashlight or LED flashlight. Newer sets apparently come with an LED Keychain light but the original ones did not. Glow puts STEAM learning at the forefront and is a popular choice for science-based activities, fun experiments and lesson plans. > In good preowned condition, normal signs of wear from play. > Overall glow varies. Very cool toy for kids to build in the dark. > One of the rectangular tiles is cracked but it does not affect the glow or magnetism of the tile. > Strong 🧲 and a great source of STEM: Engineering and Math > See all pictures for details, ask questions. > do not have original box > Tile Lot includes: - 18 Squares: 2Large (5.75”), 16 Small(2.75”) - 14 Trianges: 5 Right 📐, 6 equilateral triangles🔺, & 4 isosceles