Florence Nightingale

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

Follows the Thirteen the Amendment that freed the slaves, end of the war, and the death of President Abraham Lincoln.

Follows the life and career of the French scientist who proved the existence of germs and their connection with diseases.

Follows The Thirteenth Amendment That Freed The Slaves, The End Of The War, And The Death Of President Abraham Lincoln.

Harley acaba de perder a su padre en un accidente de coche. Pero además, él era el conductor del vehículo. El peso de esta responsabilidad no le deja vivir en paz con su conciencia. Para sentirse menos culpable, siente la necesidad de investigar el caso.

Se trata de una carpeta de anillas con 6 cuadernillos divididos por separadores. 1) Para empezar. 2) Unidades didácticas 1, 2 y 3. 3) Unidades didácticas 4, 5 y 6. 4) Unidades didácticas 7, 8 y 9. 5) Cuadernillo de evaluación. 6) Actividades complementarias.

Nadat twee tieners in het Texas van de jaren zeventig van de 20e eeuw het lijk van een verminkt meisje hebben gevonden, komt hun leven in gevaar.

As a land that’s constantly in flux, Earth sometimes reveals clues about the plants, animals, and other organisms that lived long ago. Fossils teach us much about what life was like millions of years ago, answering the questions of how Earth changed and maybe even why it changed. This essential Earth science topic is thoroughly explained through manageable text, fact boxes, informational charts and diagrams, and a glossary and index. Readers will become young Earth detectives by the time they’re through with this text!