Study the details and intricacies of animal, plant, insect, textile, pollen and spore specimens by viewing prepared specimen slides under a microscope. Set includes 12 standard-size slides with 4 well-labeled specimens per slide. Slides are made of glass in a durable cardboard casing designed to withstand years of classroom use. # Pieces In Set: 12 Learning Skill: Science Recommended Ages: 8 Years And Up Measurements: 4.9 Length/Inches, 2 Height/Inches, 11 Width/Inches Assembly: Assembled Base Material: 100% Plastic Care: Wipe Clean Country of Origin: Imported