• Stunning and unique illustrations: The depiction of vibrant bioluminescent species against an unusual black backdrop creates an unforgettable visual experience for readers. 
• The science of bioluminescence: Shares the real-life magic of bioluminescence with sidebars about the various places and species in which bioluminescence is found. 
• From an acclaimed author-illustrator: Julia Kuo’s previous picture book, I Dream of Popo, was named a Best Book of 2021 by the New York Public Library, and her work has received starred reviews, and has been featured in the New York Times, the Wall Street Journal, and Science Friday, among other outlets. 
• Text can be read on two levels: Kuo’s simple and poetic narrative is accompanied by scientific facts about bioluminescence.

Guided Reading Level: Q
Common Core Standards

• RL.4.1,2,3,4,5,6,7,8,9
• W.4.1.1a,1b,1c,1d,2,2a,2b,2c,2d,2e,4,5,6,7,8,9b.10
• SL.4.1,1a,1b,1c,1d,2,3,4,5,6
• L.4.1,2,2a,2b,2c,2d,3,3a,3b,3c,4,4a,4b,4c,5c,6

Next Generation Science Standards

• 4-LS1-1 From Molecules to Organisms: Structures & Processes
• 4-LS1-2 From Molecules to Organisms: Structures & Processes