TPR material is an elastomer. When stretched or deformed, if the paint sprayed on the surface lacks elasticity, it is prone to cracking or peeling because it cannot deform synchronously.
stem up my electronic lab.combo cleverly integrates block building with electronic engineering, transforming abstract concepts such as current, switches, resistance, and sensors into tangible modules that children can build, see, hear, and play with in a
During crucial stages of childhood development, toys are not only entertainment companions but also fertile ground for the budding of thought.
In the early stages of children learning to write, developing the correct pen-holding posture is crucial—it not only affects handwriting neatness and writing speed but also hand muscle development and long-term learning comfort.
In early childhood science education, abstract electronic concepts such as current, voltage, and resistance often deter beginners. The Stem Up My Active Volcano toy cleverly integrates building blocks with a modular circuit system.
Different colors often have different symbolic meanings and can evoke specific emotional associations in people.
