【Safety material】- The high transparency plastic slide is cleaned in advance so that it’s non-toxic, no stains, scratches and any bacteria. there is no danger of sharp corners on the fingers because the microscope slides have smooth edges | 【Classification label】- The specimens is well prepared, well labeled, it’s easy to classify and collect for permanent storage&moisture-proof | 【Clear observation】- Stereo microscopy with top and bottom lights can provide the best microscopic image which is clean , clear, and well-dyed. cell tissue slides will stimulate young children and slides with insect parts will be more interesting for them | 【Amazing quantity】- We have prepared 48 slides of plant, insect and animal tissues for basic biology education, the children's specimens can provide students or family educators with interesting educational scientific tools and providing excellent teaching aids for biology | 【Perfect gift】- A good collection of slides, gift wrapping, is a great gift for a close-up course for a young family member who is just beginning to do biological research