Playing together is important for both: he gives security and joy and allows parents to observe their little and learn a lot about how it is and how it will be.
Playing you learn ... in every sense!
... choose toys suitable for your child's age
... limit your desire to expose the environment and objects
... play with your child often
... make animated and exciting games before bedtime
... choose toys carefully, they are an important tool for growth
... worry if its development stages are not manual ... every child has his time!
... encourages and rewards all his progress
... force the child to use his right hand if he prefers the left
... encourages your child to alternate sedentary games with movement games
... do not let the younger brother play with the big toys if they have small pieces