Potions & Parameters
Author: Gene Luen Yang
Illustrator: Mike Holmes
Book 5 in the Secret Coders series
Pages: 122
Published: 2018
Age: 8+
From graphic novel superstar (and former computer programming teacher) Gene Luen Yang, Secret Coders: Potions & Parameters is the fifth volume in a wildly entertaining series that combines logic puzzles and basic coding instruction with a page-turning mystery plot!
Professor One-Zero won't stop until the whole town – no, the whole world – embraces the "true happiness” found in his poisonous potion, Green Pop. And now that he has the Turtle of Light, he's virtually unstoppable.
There's one weapon that can defeat him: another Turtle of Light. Unfortunately, they can only be found in another dimension! To open a portal to this new world, Hopper, Eni, and Josh's coding skills will be put to the test.
About the Secret Coders Series
Books in series order
- 1.Secret Coders(2015)
- 2.Paths & Portals(2016)
- 3.Secrets & Sequences(2017)
- 4.Robots & Repeats(2017)
- 5.Potions & Parameters(2018)
- 6.Monsters and Modules(2018)
Reading age: 8+ years
This series should be read in order.
Welcome to Stately Academy, a school which is just crawling with mysteries to be solved! The founder of the school left many clues and puzzles to challenge his enterprising students. Using their wits and their growing prowess with coding, Hopper and her friend Eni are going to solve the mystery of Stately Academy no matter what it takes!
From graphic novel superstar (and high school computer programming teacher) Gene Luen Yang comes a wildly entertaining new series that combines logic puzzles and basic programming instruction with a page-turning mystery plot!

