The Prime Summer of Sophie Germain: A Middle Grade STEM Adventure Inspired by a Real Girl Genius

Paris, 1789.
Tea parties and embroidery lessons? Non, merci.

Thirteen-year-old Sophie Germain would rather spend her nights solving equations by candlelight.

When Sophie cracks a mysterious cipher, she's pulled into a secret society known as the Blue Stockings: inventors, dreamers, and women who think too much. As revolutionary ideas stir both in the streets and on the page, Sophie must decide: play it safe, or join the equation for change.

The Prime Summer of Sophie Germain is a historical fic...