101 Kids Activities that are the Ooey, Gooey-est Ever!Jamie Harrington, Brittanie Pyper, Holly Homer · First published 2018Open the Tome
The 101 coolest simple science experimentsRachel (Blogger) Miller, Holly Homer, Jamie Harrington · First published 2016Open the Tome
The 101 coolest simple science experimentsHolly Homer & Jamie Harrington Rachel Miller · First published 2016Open the Tome
The adventures of Julia and RobbieHolly Harrington · First published 1999 · Latest edition 2003Open the Tome
Herman, P.I.C. and the hunt for a disaster-proof shellHolly Harrington · First published 2000Open the Tome
Las aventuras de Julia y René : los mellizos desastreHolly Harrington · First published 2000Open the Tome
