Por qué Martín De León es importante en Texas (Why Martín De León Matters to Texas)

An introduction to ostriches, including their size, diet, and everyday behavior and highlighting differences between those in the wild and those living in zoos.

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...

Pablo Picasso es uno de los artistas más importantes que han existido. De pequeño le gustaba observarlo todo con mucha atención. Su padre le enseñó las reglas del dibujo, pero Pablo quería pintar a su manera. Poco a poco, su forma de pintar fue cambiando. Quería que viéramos el mundo a través de sus ojos. Y así inventó el cubismo, un estilo nuevo que cambió para siempre la historia del arte.

Advances in science have changed our world, all thanks to the scientists behind important discoveries. Some of the most important discoveries have come from female scientists, who were as unique for their work as they were for being trailblazers in a male-dominated industry. This text offers a biographical treatment of such important scientists as Marie Curie, Rachel Carson, and Jane Goodall, as well as others who have made it possible for women of the future to have a career in science. Age-appropriate text, fact boxes, historical and modern images, and a comprehensive timeline complete the...