1. Stimulate creativity and imagination: Building blocks can help children develop creativity and imagination and build various models and structures. This kind of creative activity can help children learn to think and solve problems in play, and cultivate their innovative spirit and independent thinking ability.

2. Improve spatial thinking ability: Building blocks requires children to plan space reasonably, which helps to improve spatial thinking ability. Through constant trial and practice, children can better understand the relationship between objects and cultivate their spatial perception and geometric concepts.

3. Cultivate hand-eye coordination ability: Building blocks need children to splice the building blocks together with their fingers, which helps to improve hand-eye coordination ability. Good hand-eye coordination is very important for children's growth and development, especially for learning other skills (such as writing and drawing).

4. Enhance self-confidence and sense of accomplishment: When children successfully build a model or structure, they will feel very proud and satisfied. This sense of accomplishment will inspire them to continue their efforts and enhance their self-confidence.

5. Cultivate teamwork spirit: In some complex construction projects, children need to cooperate with other small partners to complete a job together. This process of teamwork can help children learn to communicate and cooperate with each other and cultivate their team spirit and social skills.

6. Learning knowledge: The building blocks contain rich knowledge elements such as science and mathematics, which children can naturally learn during the construction process. In addition, some advanced building blocks also include programming and other functions, which can help children to get in touch with scientific and technological knowledge in advance and lay the foundation for future study.

In short, building blocks, as an entertaining toy, have many positive effects on children's growth and development. By playing with building blocks, children can learn and grow in happiness and cultivate various important abilities and qualities.