julius csotonyi

the ultimate bug field guide: the entomologist's handbook

shark flashcards: learn your shark facts like never before! (sharks, flash cards, marine biology, science and nature, sharks for kids)

dino world: a 3-d prehistoric dinosaur pop-up

sticker mosaics: reptiles: sticker together 12 unique reptilian designs

discovering reptiles: the ultimate handbook to the reptiles of the world!

the ultimate shark field guide: the ocean explorer's handbook

discovering bugs: meet the coolest creepy crawlies on the planet

kid paleontologist: explore the remarkable dinosaurs, fossils finds, and discoveries of the prehistoric era

the ultimate dinosaur field guide: the prehistoric explorer's handbook

bug world: a 3-d pop-up book