Cristiano Ronaldo es el mejor jugador de fútbol del mundo. Pero, ¿qué sucede cuando no está marcando goles en el campo? Los detalles de gran interés y las fotos audaces de su fascinante vida cautivarán a los lectores reacios y con dificultades, mientras que el texto cuidadosamente nivelado les inspirará confianza. Cristiano Ronaldo is the world's top soccer player. But what happens when he's not scoring on the pitch? High-interest details and bold photos of his fascinating life will enthra...

In fall, people play and get ready for winter. See how they celebrate this fun season.

Pick and preen. Fluffy feathers fall out. Sleek feathers grow in. What's it like for ducklings to grow up?

In fall, many green leaves turn orange, yellow, and red. See how much fun you can have with leaves after they fall off the tree.

In fall, animals are busy getting ready for winter. See how hard they work to make sure they have enough food and shelter for the cold winter ahead.

Simple text and photographs describe children with autism, their challenges and adaptations, and their everyday activities in both English and Spanish.

Simple text and photographs introduce Stars and their features.

Photographs and simple text introduce the features of the Moon, Earth's only natural satellite.