Effective education: what to NOT focus on

Education requires a dynamic awareness of the level of those being educated. Suppose a math teacher with a triple PhD in calculus is teaching children at a primary school level. That teacher may delight in doctorate level math and may delight in seeing their students get to that level, but they need to explain simple arithmetic suitable for the primary level, thereby equipping and encouraging students to advance toward the next grade. If instead they teach advanced math concepts that are beyond the cognitive need and capacity of the students, they will end up intimidating and discouraging their students, who may even give up on studying math altogether.

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