Mi enciclopedia de la granja

This book is a comprehensive, practical presentation of the principles of behavior modification and guidelines for their application. It teaches forms of behavior modification ranging from helping children learn necessary life skills to training pets, to solving personal behavior problems.

Para leer esta historia, te aconsejo que te pongas una nariz de payaso. Si no tienes una a mano, cierra los ojos e imagínatela. O piensa en aquel día en que te pusiste una y se te escapó una sonrisa, o en aquel otro en que hiciste payasadas y a tus amigos les acabó doliendo la barriga de tanta risa. Sin embargo, mira tú que este cuento no es de risa. Al menos, al principio...

Rain, sunshine, warm fronts, and cold fronts. Have you ever listened to a weather report? Knowing the weather can help us plan ahead. But reporters aren’t the only ones who can track weather. You can, too! This nonfiction Spanish book explores the subject of meteorology in depth, and introduces students to important scientific concepts and vocabulary like anemometer, barometer, air pressure, warm front, cold front, rain gauge, probability, Celsius, Fahrenheit, and more. The colorful images, diagrams, sidebars, and text features will keep students connected to the text. Aligned to state and...

When the Japanese attacked Pearl Harbor in 1941, it prompted the United States to enter World War II on multiple fronts. From Africa to Europe, the Pacific to the home front, explore the American experience of World War II through the first-hand documents of the war.