Louis Pasteur

Defines screws, explains their functions, and suggests simple experiments to demonstrate how they work.

The Uses Of Wind Energy Is The Topic Of This Book. Explains The Positive And Negative Impact This Form Of Energy Can Have On Our World.

Defines levers, explains their functions, and suggests simple experiments to demonstrate how they work.

Al comenzar la carrera parecia obvio que Eric Liddell seria superado. La multitud en el estadio olimpico enmudecio cuando el corredor escoces rehuso ser sobrepasado al cruzar la linea de meta, el gentio irrumpio en un aplauso que se oyo en todo Paris. Eric Liddell habia hecho lo imposible, se habia batido un nuevo record munidal. Aquella misma semana Eric rehuso correr el domingo en la carrera de 100 metros que asombrara al mundo. Pero su increible victoria en la carrera de 400 metros fortalecio aun mas su fe en la promesa de Dios: "A aquel que me honra yo le honrare." Unos anos mas tarde...

How do countries work together? Running a country requires hard work. There is a lot involved. That includes making laws that help people do the right thing. When leaders work together, their countries benefit. This Spanish book introduces 2nd grade students to the concepts of diplomacy, government, and foreign relations. Detailed images in conjunction with easy-to-read text and basic text features provide readers with an inviting reading and learning experience as they build social studies knowledge.

A 2014 report by the US Department of Education found that 22 percent of students ages twelve to eighteen had experienced bullying. This cogent narrative provides readers with supportive methods to help a friend who is being bullied and to promote a bully-free learning environment at school. Physical, social, psychological, and verbal bullying are examined, as well as cyberbulling. Readers discover the consequences of bullying both as a target and as a bystander. They also consider ways to intervene in a bullying situation, how to seek adult help, and how to be empowered and recover from...

Susana y Alfredo son hermanos mellizos y cada uno, por su cuenta, quiere formar una pandilla con sus amigos del colegio. Una de chicas, una de chicos... Ambas pandillas se pondrán pruebas para ver quién hace las cosas mejor. ¿Hasta qué punto la unión es más importante que el orgullo? Una novela que demuestra que es mejor olvidar los prejuicios.