Train kid's ability of practice and thoughtDevelop their doing or thinking by themselves habitCultivate children's logical thinking ability, it is the effective way to develop their logic learning and thinking.Develop children's spatial imaginationLetting them learn from observation and judgment and exercise their imagination.Ensure kid's self-confidence, a sense of accomplishment, self-affirmation obtained by completing the brick.These blocks are made by high quality materials, safety and environmental protection, harmless to children's health. These products are suitable for children over 6 years old, if your children are below 6 years old, please play under adult guardianship to prevent children from swallowing small parts. Color-coded models makes building even more intuitive.