Overstanding basic arithmetic

In our approach to learning we use these custom designed posters to teach the deepest ideas of number:

  1. what number is?
  2. add-subtract relationships
  3. multiply-divide relationships
  4. fraction arithmetic
  5. positive & negative exponents
  6. rhythmic arithmetic with binary
  7. non-verbal hand-signing arithmetic
  8. types of number (sets)
  9. number relations introducing algebra
  10. number relations introducing other big ideas in mathematics

Overstanding basic arithmetic with the wonderful numbers Two, Three and Seven as keys to the whole number system.