Yes, one can save money too by feeding them less, clothing them humbly, and getting teens jobs and confiscating part of their wages.
Done in proper amounts your suggestions are reasonable. Kids are overweight prediabetics. Tennis shoes shouldn’t cost $100. Purses shouldn’t be $350. Working is good, and having them chip in to pay some of the costs of surviving is a good idea. College has become a joke. Covid proved much of it is wasted, unless learning hands on skills and knowledge.