Animales que cantan

The first Thanksgiving was a celebration. The pilgrims were thankful for the harvest they planted. Find out what the pilgrims ate for the first Thanksgiving. Paired to the fiction title A Year of Fun.

Different types of birds eat different things to live. Some birds eat worms. Some eat fish. Find out what different birds need to eat to live. Paired to the fiction title Hungry For Worms.

It takes different parts to build a house. The floor is built first. Walls need to be added next. Windows and doors, too. Learn about the steps it takes to build a house. Paired to the fiction title We Have a Box.

Thomas Lang es un ex policía y ahora pistolero a sueldo. Un día recibe la visita de un tal McClusky, quien le ofrece cien mil dólares por asesinar a Alexander Woolf, un empresario americano con negocios en Inglaterra y Escocia. Indignado, Lang rechaza el encargo y decide, en cambio, advertir a la víctima del peligro que corre: una buena acción que no quedará impune.

When a Roman widow, Cartila, shows unusual interest in Flavia's father, Flavia decides to discover Cartila's true motives by performing twelve tasks, just like the Greek hero Hercules.

Presenta varios experimentos en cronometría. Para estudiantes de primaria (grados 4-6) y de secundaria (grados 7-9).

The need for speed is the motivating factor in this engaging, Spanish book. Readers learn the history of travel from the very slow to the supersonic and beyond, including everything in between. They learn and discover the factors that influence motion for all types of vehicles: land, air, and water alike. They also learn different ways to measure speed and read about energy uses for different vehicles. With greater speed comes greater risk. Readers learn how engineers are always seeking new and better ways to keep people safe as they travel faster and go farther.