EuroGraphics The Periodic Table of the Elements 1000-Piece Puzzle Box size: 10" x 14" x 2.37". Finished Puzzle Size: 19.25" x 26.5". Contains the name, symbol, atomic number, atomic weight and electronic configuration of each element. This cornerstone of the academic discipline of chemistry has found wide application in physics, biology, engineering and industry. Strong high-quality puzzle pieces. Made from recycled board and printed with vegetable based ink. This superior quality puzzle will delight and educate all at the same time.