Description ① Even More Vivid with 3D Glasses! Put on the included 3D glasses and open the book to experience the mysterious wonders of space as if they were right in front of you. Reach out your hand and you might feel like you can touch the asteroids drifting through space, or that a spacecraft is about to leap right off the page. Enjoy observing the many planets of our solar system—Mercury, Mars, Jupiter, Saturn, and more—along with legendary space probes like the solar explorer Ulysses, the space shuttle Discovery, and Pioneer 11, the first probe to explore Saturn. ② Amazing Records of Space Exploration! Outer space, the great unknown, has always captured children's curiosity. Discover the fascinating milestones of the planets in our solar system and the spacecraft that explored them. Imagine how hot the blazing red solar flares of the sun must be, or picture what mission the pilots of the space shuttle Discovery set out to accomplish. This themed storytelling approach helps enrich your child's vocabulary and build critical thinking skills. ③ All About Space—Curiosity Satisfied! Could there be life on other planets besides Earth? Which spacecraft was the first to explore the sun? What happens to a space probe once its mission ends? Children's questions about space are endless. Explore the mysterious scenery of space together and satisfy their curiosity. ④ Passed Children's Product Safety Testing and Certified with the KC Mark. The 3D glasses are made of soft, flexible EVA material and have passed Korea's strict safety testing standards for children's products, making them safe for children ages 3 and up to use with peace of mind.