Periodic Table for Science Fairs in Color 26 in x 40 in

A Periodic Table made by the Nobel Prize winner Albert Einstein,that helps you to learn and do chemistry better, because, the numbers of the atomic elements are orderly, not all mixed up, as in other confusing periodic tables. It also shows better atomic weights & electron bonding & user information. If you do not find this periodic table easier to use, you can return it for a full refund.