Essentially, an investor can just put money in an age-based investment option within a 529 college savingsplan account and the money manager will automatically change the allocation of stocks and bonds to a mix that is less heavy in stocks and more heavy in bonds and cash as college draws near for the account beneficiary.
This would also be very much like the highly successful private retirement investment systems used for the federal employee Thrift SavingsPlanand for the private alternative to Social Security used for local government workers in Galveston, Texas.