- eBookHooray for Construction Workers!Kurt Waldendorf
- eBookHooray for Veterinarians!Kurt Waldendorf
- eBookHooray for Chefs!Kurt Waldendorf
- eBookHooray for Farmers!Kurt Waldendorf
- eBook¡Que vivan los veterinarios! (Hooray for Veterinarians!)Kurt Waldendorf
- eBook¡Que vivan los chefs! (Hooray for Chefs!)Kurt Waldendorf
- eBook¡Que vivan los obreros de construcción! (Hooray for Construction Workers!)Kurt Waldendorf
- eBook¡Que vivan los granjeros! (Hooray for Farmers!)Kurt Waldendorf
- eBookHow Strong Is an Ant?Kurt Waldendorf
- eBookHow Tall Is a Giraffe?Kurt Waldendorf
- eBookHow Deep Is the Ocean?Kurt Waldendorf
- eBookHow Fast Is a Cheetah?Kurt Waldendorf
- eBookHow Far Is the Sun?Kurt Waldendorf
- eBookHow Slow Is a Sloth?Kurt Waldendorf
- eBookHow Big Is a Blue Whale?Kurt Waldendorf
- eBookHow Small Is a Hummingbird?Kurt Waldendorf