- E-bookI Love Guinea PigsHarold T. Rober
- E-bookGoing on an AirplaneHarold T. Rober
- E-bookHaving a SleepoverHarold T. Rober
- E-bookVelociraptorHarold T. Rober
- E-bookGetting a PetHarold T. Rober
- E-bookI Love Hermit CrabsHarold T. Rober
- E-bookI Love HamstersHarold T. Rober
- E-bookWoolly MammothHarold T. Rober
- E-bookIguanodonHarold T. Rober
- E-bookStarting a SportHarold T. Rober
- E-bookPterodactylHarold T. Rober
- E-bookI Love CatsHarold T. Rober
- E-bookEl pterodáctilo (Pterodactyl)Harold T. Rober
- E-bookEl tricérratops (Triceratops)Harold T. Rober
- E-bookEl iguánodon (Iguanodon)Harold T. Rober
- E-bookEl tigre dientes de sable (Saber-Toothed Cat)Harold T. Rober
- E-bookSaber-Toothed CatHarold T. Rober
- E-bookEl velocirraptor (Velociraptor)Harold T. Rober
- E-bookEl mamut lanudo (Woolly Mammoth)Harold T. Rober
- E-bookTriceratopsHarold T. Rober
- E-bookMoving DayHarold T. Rober
- E-bookI Love GoldfishHarold T. Rober
- E-bookGoing CampingHarold T. Rober