Description: Because of its easy installation and novelty feature, our educational toy can cultivate your children' hand-on ability. Featuring parent-children interaction and creativity improvement function, you can sit near your children and assembly our educational toy, enjoying the interaction while can also let your children learn the knowledge of mechanical. It is constructed of wood material. The length of this product is 23cm, the width is 12cm and the height is 35cm. This small production mainly relies on the motivation of pushing the needle tube to demonstrate the simple work process of the robot hand tube. It can not only cultivate children's hands -on ability, independent thinking ability, imagination, and creativity. Item Name: Experiment Toys Material: Wood Features: Multifunctional, Fine Workmanship, Novel Size Details: L: 23cm or 9.06", W: 12cm or 4.72", H: 35cm or 13.78" (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. Package Includes: 1 Set of Experiment Toys Note: 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.