When your child starts to lose his or her baby teeth, reinforce the importance of proper dental care. For example: 1  Remind your child to brush his or her teeth at least twice a day. 2  Supervise and offer assistance as needed. 3  Help your child floss his or her teeth daily. 4  Eat a healthy diet and limit between-meal snacks.
1 Unusual or excessive frugality; extreme economy or stinginess. 2  Adoption of the simplest assumption in the formulation of a theory or in the interpretation of data, especially in accordance with the rule of Ockham's razor.
The parsimony principle is basic to all science and tells us to choose the simplest scientific explanation that fits the evidence. In terms of tree-building, that means that, all other things being equal, the best hypothesis is the one that requires the fewest evolutionary changes.ypothesis 1 requires six evolutionary changes and Hypothesis 2 requires seven evolutionary changes, with a bony skeleton evolving independently, twice. Although both fit the available data, the parsimony principle says that Hypothesis 1 is better  since it does not hypothesize unnecessarily complicated changes.