15 books • 2 series
Book #1: Big Ideas for Little Philosophers: Equality with Simone de Beauvoir
Book #2: Big Ideas for Little Philosophers: Happiness with Aristotle
Book #3: Big Ideas for Little Philosophers: Imagination with René Descartes
Book #4: Big Ideas for Little Philosophers: Truth with Socrates
Book #5: Big Ideas for Little Philosophers: Kindness with Confucius