EB Excalibur EI5346BL10 Einstein UltraScreen Microscope Explore the unseen world with the Einstein Science 69piece UltraScreen Microscope from Excalibur. Magnifies objects on a big screen so that the whole family can see without squinting, and talk about discoveries. Everything you need to visit the microuniverse that constructs our bodies and the environment around us. You'll be amazed at how many living things can exist in just one tiny drop of water!