Clean, clear, and well stained microscope slides designed for use with stereo, mini, pocket, and portable microscopes. Standard slide size: 1 x 3 x 0.04 inches (25 mm x 75 mm x 1 mm) with grounded edges. Set includes 30 prepared slides with kid friendly samples for biology lessons, including bacteria, fungi, plant organs, human tissue, mammalian tissue, cells, and insect parts. Benefits and compatibility - Ready to use with multiple microscope types for flexible classroom or home use - Clear visibility of a range of specimens supports foundational biology learning - Durable, standard size slides that fit standard stage sizes and accessories Applications - Classroom biology lessons: observe tissues, cells, microbes, and plant structures to reinforce concepts - Home science kits: safe, ready-to-view specimens for independent exploration - Teacher demonstrations or student lab activities: quick setup for guided observation with portable or stereo microscopes