Features: 1.Made of high quality plastic material, safe, odorless, sturdy and durable. 2.Children can through the experiment to understand the principle of reflection imaging, it can promote the learning of physical optics knowledge. 3.Stimulate your child's interest in learning, and improve their thinking ability, hand-eye and brain interaction. 4.Parent can be study with children, parent-children interaction, increase communication with your child. 5.Wonderful telescope toy kit for children, suitable for children over 6 years old. Specifications: Material: plastic Color: As picture shown Exploring subject: Understand the basic components of the telescope, understand how the two lenses reflect the image, and understand the structure of the refraction, reflection, and deflection telescopes. Packing List: 1 x Telescope toy set .