The Smithsonian 150x, 4500x and 900x Microscope kit offers excellent performance at a low price. It is perfect for budding scientists. View microscopic specimens at up to 900x actual size, Includes prepared and blank slides and laboratory accessories, Built in light for direct illumination. Reflecting mirror for natural illumination! Ages 8 And Up Includes 900x Plastic Microscope With Led Illumination 1 Scalpel 1 Spatula 1 Stirring Rod 1 Tweezers 1 Test Tube With Cap 1 Petri Dish 1 Pipette 2 Specimen Vials 3 Prepared Slides 6 Blank Slides 8 Slide Labels 8 Slide Covers 1 Storage Case For The Slides And Detailed Instructions Adult Supervision Origin- Imported # Pieces In Set: 22 Number of Batteries: 2 Included: 1 Instruction Manual(s) Learning Skill: Science, Creative Thinking, Sights + Sounds Measurements: 12 Width/Inches, 3.75 Length/Inches Assembly: Assembled Base Material: 95% Plastic, 5% Metal Care: Wipe Clean Country of Origin: Imported