6 1 50 John Patrick Green Primary Author mixed material 9781250219688 First Second 2020 cover_investigators-investigators-1-20230815094514.jpg Take the Plunge (InvestiGators, 2) John Patrick Green Primary Author mixed material 9781250219985 First Second 2020 cover_investigators-take-the-plunge-investigators-2-20230815094146.jpg Off the Hook (InvestiGators, 3) John Patrick Green Primary Author mixed material 9781250219824 First Second 2021 cover_investigators-off-the-hook-investigators-3-20230815093853.jpg Ants in Our P.A.N.T.S. (InvestiGators, 4) John Patrick Green Primary Author mixed material 9781250219954 First Second 2021 cover_investigators-ants-in-our-p-a-n-t-s-investigators-4-20230815093328.jpg Braver and Boulder (InvestiGators, 5) John Patrick Green Primary Author mixed material 9781250219985 First Second 2022 cover_investigators-braver-and-boulder-investigators-5-20230815092946.jpg Sean Bryan Additional Author Tom Murphy Additional Author mixed material 9781559707985 New York Arcade Publishing A_Girl_and_Her_Gator.jpg.jpg