¿Por qué hibernan los animales? (Why Animals Hibernate)

Although Earth is mostly made up of igneous and metamorphic rock, sedimentary rock covers about 75 percent of Earth's land surface. This means it's the most visible kind of rock on Earth. Sedimentary rocks form when sediment accumulates and compacts. Your readers will learn how sedimentary rocks form, the different types of sedimentary rocks, and how people use sedimentary rocks. Fun fact boxes provide readers with additional information. A helpful diagram illustrates how sedimentary rocks form.

The rock cycle has been taking place for millions of years. However, geologists have only known about this phenomenon for about 300 years. Young terrestrial explorers are introduced to different types of rocks, where in the cycle these rocks fit, and where in Earth's layers each step takes place. Fact boxes provide readers with fun additional information. A diagram helps readers make sense of the new information they're learning.

Worksheets designed for use in Spanish immersion classrooms, as a supplement for parents to use with their children for extra practice, or for use by any classroom teacher who wishes to incorporate Spanish instruction in the classroom in the curriculum areas of language arts, math, social studies, and science.

A stinky look at the history of personal hygiene reveals fascinating facts, such as the invention of the toilet, how many times Queen Elizabeth I had a bath, how the first sewers were built, and much more.

Sobradamente conocida es la inspiración homosexual de un buen número de los plásticos modernos (Warhol, Hockney, Bacon, en el campo de la pintura, Duane Michals o Mapplethorpe en el de la fotografía artística, por citar sólo los más famosos), pero ni se había establecido una lista completa de los artistas modernos determinados por su opción sexual, ni nadie había delimitado hasta la fecha, con la precisión y finura interpretativa de E. Cooper, el alcance de la influencia del sexo en la práctica de los artistas homosexuales, ni la tradición cultural que dichos artistas a la vez...

The world's myths are filled with characters, creatures, and stories that have fascinated people for thousands of years. This series mixes dramatic retellings and non-fiction information to give a full picture of a culture's myths. This book explores the gods, goddesses, heroes, villains, tricksters, and quests that make Roman myths and legends so compelling. Fully translated Spanish text.