Teach the periodic table with this versatile periodic table puzzle. The board is metal to allow the magnetic pieces to stick to the surface. The board includes the element name, symbol, electronegativity, most stable ion charges, atomic molar mass and atomic number. Includes the newest elements added to the periodic table! Teach element recognition and patterns on the periodic table with 118 element tiles 0.9" x 1" (2.2 x 2.5cm). Includes the symbol, atomic number and atomic molar mass on each tile. A second set of tiles showcases how to breakdown the periodic table into 10 groups or families. Board measures 12.7" x 18.6" (32.3cm x 47.2cm). Teachers guide included. Grade 7+.