Agujeros negros (Black Holes)

For many years, people believed there were nine planets that orbited the sun. Now we say there are eight. What happened to the ninth planet, Pluto? What are the different planets like? What exactly makes a planet a planet? These are the many intriguing questions answered with this high-interest book, crafted to be accessible for readers of all levels. Young astronomers will be especially fascinated by the stunning photographs and the "Make the Grade" fact boxes.

In order for any democracy to function well, understanding how and when to compromise is a necessity. This book introduces students to how compromise makes governing possible. Using examples of how compromise works in their own lives, students will gain a better understanding of how compromise work on a larger level. Conversely, readers will also learn that compromise may be the wrong course of action in some situations and that some issues are of such critical importance or high moral worth that standing firm is appropriate.

Malika tiene nueve años y acaba de llegar de Marruecos con su madre y sus hermanos para reunirse con su padre. Su vida aquí es muy distinta y, como echa muchísimo de menos a su abuela, decide escribirle contándole todo lo que le pasa y siente. Así nace un blog, vistoso y vital, que convierte a Malika en una observadora excepcional de esta cultura tan distinta a la suya. ¡Ah! Y además inventa mil y un planes para traer a la abuela. ¿Lo conseguirá?

Including 8 pages of gorgeous glossy photos of all seven members, this is the must-have activity book for any fan of the hottest K-pop band around. Packed with puzzles, cool quizzes and great games. BTS: Test Your Super-Fan Status is a fantastic and fun-filled quiz book on all things BTS.

Book Features: • Ages 4-8, Grades PreK-2 • 16 pages, 8 inches x 8 inches • Simple, patterned Spanish text with full-color pictures • Includes comprehension questions, writing prompts, and high frequency words • Graphic organizers and photo glossary included Bring Learning to Life: In Listos para las Ciencias: Los Seres Vivos, preschoolers—second graders learn about different types of living beings, just like you! Science Made Fun: Living beings are all around us, including you and me! Young readers learn about different types of living beings, from their favorite animals to plants ...