Children Money Management And This Economy Saving Checking

Managing money on memium wages and planning for retirement. Savings how do I save when there is no money and no more money will be coming into my bank account. 2015 children and savings and checking now  teaching children at an early age to manage and save money. A child can learn how to count, add, subtract, multiply, and also divide at an early age so how early should they learn money managment at what age 3 4 or 5?