Real Elements: The Periodic Table of Elements contains 83 samples of real elements instead of surface printing, so it has better teaching value. Perfect Educational Tool: For students to make learning more interesting. For teachers, the real element samples can attract students' attention, stimulate their interest in chemistry, and help them understand and memorize the elements. Magnifying Glass: The Periodic Table of Elements comes with a leather-covered magnifier that protects the lens and can be used for long periods of time for a clearer view of the elements. Perfect Gift: The Periodic Table with real elements inside is not only suitable for children, but also a perfect gift for adults, science fans, and chemistry lovers. Perfect for Valentine's Day, birthdays, Christmas, Thanksgiving, and contest awards. After-Sales Service: The product size is 5.9x4.5x0.8 inches. If you have any after-sales needs or questions about the Periodic Table of Elements, please feel free to contact us. We can be online 7/24 hours to solve the problem for you. Periodic Table with Real Elements Inside Valentines Day Gifts