Description: Our assembling toy can develop intelligence and is scientific exploration, which can stimulate children's interest in learning and curiosity, so it is a perfect gift for your children. It can guide children to fall in love with science and let them understand abstract knowledge, because the assembling toy need to be assembled by yourself and is detachable. Made of high quality plastic material, this assembling toy is eco-friendly and safe to use. The length of the product is about 22cm, the width of the product is about 14.5cm, and the height of product is about 7cm. The DIY toy is round edge and can prevent children from being injured during the operation, and it is suitable for kids toy. Item Name: DIY Toy Material: Plastic Size Details: 22cm x 14.5cm x 7cm/8.66" x 5.71" x 2.76" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Product Principle: The siphon is a phenomenon that uses the difference in liquid level. After the liquid is filled into an inverted U-shaped tubular structure, the high end of the opening is placed in a container filled with liquid, and the liquid in the container will continue to flow through the siphon tube toward lower location flows out. Package Includes: 1 x DIY Toy