Save children from the demons of acadmeic work
Till 6-7 age, children are in imaginary world. They have little, in fact no, powers of discernment. Our sunnah advises us to let our children play in that age. 'Dumb them down' with formal academic education and you destroy the flow. Here's a great article that sheds light on these issues, with developed arguments and research for support on stand-by: When Play is Work. Written by the founder of a home-school program institution in America, Nabila Hanson.