How to simplify products and quotients involving exponents.
How to know which method to use when solving a quadratic equation.
How to define the derivative of a function at a point x=a.
How to find the number of permutations of a set.
How to break up a logarithm of a large number.
The different types of sentences.
The different types of characters.
The main different characteristics of life.
The differences between elements and compounds.
Different steps in the Calvin Cycle.
The different steps in the Krebs Cycle.
The different steps in mitosis.
The different steps in meiosis.
The different scales of evolution.
The different types of terrestrial biomes.
The different types of aquatic biomes.