**From the author of *Stick Dog*** **comes the third book in a highly illustrated early chapter book series about three best friends whose plans, missions, and schemes are sure to shake up their school.** Molly, Simon, and Rosie are determined to build the best science fair project in school history. To do that, they’ll need to attract tons of fireflies. Will their bright idea get them a glowing grade or will it flicker out before the fair even starts? **HarperChapters build confident readers one chapter at a time! With short, fast-paced books, art on every page, and milestone markers at the end of every chapter, they’re the perfect next step for fans of I Can Read!**