- Thunder and lightning, by Grace Hansen
- El sistema inmunológico, Grace Hansen
- Norias, Grace Hansen ; [translation by Maria Puchol]
- Hansen, Grace, Arctic animals
- Jackie robinson, Grace Hansen, Leyenda del Be⁺ѓisbol (Baseball Legend)
- Hansen, Grace, How is it made?
- Alosaurio, Grace Hansen
- Hansen, Grace, Asian animals
- Cristales, Grace Hansen ; Spanish translator, Maria Puchol
- Wizards, by Grace Hansen
- Holi festival of color, by Grace Hansen
- Elves, by Grace Hansen
- El sistema circulatorio, Grace Hansen
- Dingo, by Grace Hansen
- Becoming a jellyfish, by Grace Hansen
- El sistema nervioso, Grace Hansen
- Platypus, by Grace Hansen
- Hansen, Grace, Asian animals
- Hansen, Grace, World of mythical beings
- Jackie Robinson, baseball legend, by Grace Hansen
- La lluvia, Grace Hansen ; Spanish translator, Maria Puchol
- Emu, by Grace Hansen
- ¿Cómo se hace el chocolate?, Grace Hansen ; Spanish translator: Maria Puchol
- ¿Cómo se hace el helado?, Grace Hansen ; [Spanish translator: Maria Puchol]
- Thorny devil, by Grace Hansen
- Hansen, Grace, Antarctic animals
- Becoming a butterfly, by Grace Hansen
- La luz, Grace Hansen ; [Spanish translator: Maria Puchol]
- Living in Colonial America, by Grace Hansen
- El sonido, Grace Hansen
- Hansen, Grace, Weather
- Oso panda gigante, Grace Hansen ; [Spanish translator: Maria Puchol]
- Espinosaurio, by Grace Hansen
- Hansen, Grace, Australian animals
- Grassland biome, by Grace Hansen
- Unicorns, by Grace Hansen
- Hansen, Grace, Biomes
- Rocas ígneas, Grace Hansen ; [Spanish translator, Maria Puchol]
- Martin Luther King Jr., civil rights leader, by Grace Hansen
- Becoming a salamander, by Grace Hansen
- El movimiento, Grace Hansen ; [Spanish translator: Maria Puchol]
- Trolls, by Grace Hansen
- Hansen, Grace, Dinosaurs
- La nieve, Grace Hansen ; Spanish translator, Maria Puchol
- Hansen, Grace, How is it made
- Dragon boat festival, by Grace Hansen
- Llama, by Grace Hansen
- Roller coasters, by Grace Hansen
- Iguanodon, by Grace Hansen
- Hansen, Grace, Beginning science