1. 83 samples of real elements: The periodic table with real elements embeds 83 real element samples in transparent acrylic plates without adding radioactive and harmful substances. Acrylic material allows you to visually identify real elements and increase learning interest. 2. Important educational equipment: The acrylic periodic table of 83 elements is one of the most important achievements of science and is closely related to disciplines such as physics, medicine, earth sciences and biology. The acrylic periodic table with element patterns is not only a good decoration, but also a perfect tool to help children improve their understanding and memory of elements and improve learning efficiency. 3. Safe Material Safe Edge Design: Our periodic table of elements is made of and high quality materials, nontoxic and odorless. Each corner and edge of our periodic table is smooth to avoid scratches on the skin, so you and your child can use it with confidence. 4. EASY TO CARRY BEAUTIFULLY PACKAGED: Our acrylic periodic table weighs only 230 grams and is well packaged in a paper box. Both teachers and students can put the periodic table in their school bags and carry it to the classroom or home.