Mandalas Infantiles

What is work? You may think work is doing chores or going to a job, but you do work every time you move something from one place to another. With experiments that demonstrate these fundamental concepts, discover how you work, and how simple machines make doing work easier.

The asteroid belt between Mars and Jupiter is an intriguing area of our solar system. Scientists have counted over 670,000 known asteroids there, but there could be millions more not yet found. Readers will discover much more about the asteroid belt in this highinterest book, which blends science and math. They'll read about several topics, such as space missions to the asteroid belt and the difference between an asteroid and a planet, and solve associated math problems-just like actual space scientists do!

Narwhals are often called the "unicorns of the sea." But these fascinating creatures are members of the whale family. Read all about narwhals as you practice addition. 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 addition 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...

Claudia, una chica inteligente y aventurera que vive en Complutum está dispuesta a investigar unos extraños sucesos que han ocurrido: caballos azules, palomas rojas y hasta una petrificación. Con estas premisas la autora, M. Eloísa Caro, nos introduce en el mágico mundo de Complutum, la ciudad romana que hoy conocemos como Alcalá de Henares, cerca de Madrid, España. Un libro para disfrutar mientras se recorre, sin darse cuenta, la vida social de una ciudad romana. Aprendiendo historia de forma muy amena.