a small planet with a ring, and a star

Bonus

6 lessons

  1. 0The Alien Who Could Countthe day maths crossed the stars
  2. 1Ten Fingers, Then What?why our numbers go in tens
  3. 2Count Like an Egyptianseven symbols that built the pyramidsThe Biggest NumberPlayWhere Egypt Runs OutPlay
  4. 3Is It True?the equals sign, and the sign that means not equal
  5. 4Paint by Bitspictures made of nothing but zeros and ones
  6. 5Bend the Rulesthe same number, written many ways