Features: This scientist Cradle educational set serves as a powerful science enlightenment tool, enabling children to grasp cores principles like conservation and energy transformation through interactive ball collisions and motion experiments. Crafted from friendly plastic, this lightweight and safe assembly set enhances logical thinking and fine motor skills, offering a strong and hazard easy design for hands on learning experiences. Ideal for kids, teens, teachers, and parents, this physics teaching tool fosters collaborative learning, building cognitive abilities and strengthening family during engaging educational activities. Suitable for homes, classrooms, and offices, this scientist Cradle provides visual and auditory stimulation as a versatile physics demonstration aid and stress relieving desk ornament for everyday use. Sparking scientific curiosity, this multifunctional science experiment set promotes lifelong exploration of physics concepts while serving as an attractive decorative piece in various settings. Specifications: Component : plastic Size: about 7.2x13.8x14.5cm2.83x5.43x5.71inch Package Includes: 1 set Cradle Science set note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.