LabZZ instruments provide children with a wide range of research options and include many accessories. LabZZ instruments are delivered in colorful, individually designed packaging. High-quality optical systems and colored bodies will impress both children and parents. Amazing telescopes, microscopes, binoculars, and Levenhuk LabZZ magnifying glasses can be compared to the “adult” optics in terms of quality, and are characterized by a joyful, colorful look. These optical instruments for children are safe and convenient to use. Even the youngest explorers can assemble them themselves because the instructions are written in easy-to-understand language. It is worth mentioning the excellent educational books about telescopes and microscopes published by Levenhuk Press. “Invisible world. Knowledge book” contains many interesting facts about microscopes and the micro world. “Space. Non-empty emptiness. Knowledge book” presents the world of endless space and tells the story of telescopes of all kinds. Both books contain colorful illustrations and have a convenient square format.