1. Cultivate creativity and imagination: Lego bricks can let children play freely and create various works, thus cultivating children's creativity and imagination.

2. Improve spatial thinking ability: By building Lego blocks, children need to consider the combination and structure of each part, which helps to improve their spatial thinking ability.

3. Cultivate hand-eye coordination ability: Building Lego blocks requires children to splice the blocks together with their fingers, which helps to improve children's hand-eye coordination ability.

4. Enhance teamwork ability: In Lego course, children need to cooperate with other small partners to complete tasks, which helps to cultivate their teamwork ability.

5. Improve logical thinking ability: In the process of building Lego blocks, children need to operate in a certain order and method, which helps to improve their logical thinking ability.

6. Enhance self-confidence: When a child successfully creates a complete work, he will feel very proud and satisfied, thus enhancing self-confidence.

Disadvantages of Lego curriculum:

1. Children are easily addicted to games: if children are excessively addicted to Lego games, it may affect their interest and concentration in learning.

2. Higher cost: Lego courses usually require extra cost, which may be a burden for some families.

3. Safety hazards: In the process of using Lego bricks, children may be accidentally injured, such as being cut by sharp parts.

4. Over-dependence on parents: If children rely too much on their parents' help, it may lead to their weak ability to solve problems independently.

Generally speaking, moderate participation in Lego courses is beneficial to children, but parents need to pay attention to controlling their children's play time to ensure that children maintain a balance between study, life and entertainment.