Todos Hacemos Caca

Un nuevo estudio ha revelado que las personas que hacen ejercicio 30 minutos a la semana tienen más posibilidades de desarrollar inmunidad después de la vacuna contra el coronavirus que las personas que no lo hacen. Por esta y muchas otras razones relacionadas con la salud, el ejercicio debe formar parte de la rutina diaria. Debido a las restricciones por Covid, los gimnasios están cerrados en muchos países y esta situación no mejorará a corto plazo. Por esta razón, hemos pensado que tiene opciones limitadas si no tiene conjunto completo de soportes para gimnasio en su hogar, pero en...

Interesting facts and experiments explore the dynamics of a race car engine to teach about air flow and drag, safety equipment and roll cages, the fuel system and horsepower, suspension and track bars, internal combustion, why race cars don't have speedometers, how roof flaps are designed like airplane wings, and more.

People have been sending mail for a long time. But how they do it has changed a lot! Read about the history of mail as you learn to collect data. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning data measurement easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section...

Aprenda los colores del arco iris siguiendo un texto lírico. (Learn the colors of the rainbow through the lyrical, rhyming text!) "I’ve learned my colors: green, red, and blue, yellow, purple, orange, and now I’m through." From shiny red apples, to purple violets and yellow bumblebees, the high-quality pictures will have children learning colors quickly. Learn simple English words and phrases with the corresponding version Green, Green Froggy.