The Math Teacher

Lincoln Rhyme and Amelia Sachs return to face a criminal whose ingenious staging of crimes is enabled by a terrifying access to information. When Lincoln's estranged cousin is arrested on murder charges, the case is closed. Forensic evidence from Arthur's home is found all over the scene of the crime, and it looks like the fate of Lincoln's relative is sealed.

Students will gain a deeper understanding of the Cold War by delving into major social studies topics in this project-based examination. The volume presents a series of broad questions touching on major themes in the social studies curriculum. Each question is accompanied by several paragraphs examining that question in the context of the Cold War, as well as a detailed project that prompts readers to think critically and present their findings or opinions in a particular format, such as a poster with side-by-side comparisons, a persuasive essay, or a class presentation.

¿Cómo combate mi cuerpo los gérmenes? ¿Los peces se hunden o flotan? ¿Por qué explotan los globos? ¿Se te ocurren muchas preguntas curiosas? ¡Este libro está lleno de respuestas alucinantes! Sus divertidas ilustraciones y asombrosos datos exploran todo lo que tiene de magnífico, maravilloso y misterioso el mundo de las ciencias. Esta entretenida colección ofrece respuestas a las típicas preguntas que hacen los niños. ¿Cómo se forma un arcoíris? ¿Por qué flotan los barcos? ¿Para qué sirven los bigotes de un gato? Estas y cientos de preguntas más, con sus respuestas,...

Who were the earliest Americans? When, how, and from where did they enter and spread across the continent? And what is their relationship to modern Native Americans? Anthropologists develop theories to answer these questions based on the evidence they discover. Their theories—and the discoveries that prove and disprove them—are highlighted in this fascinating volume, full of awe-inspiring facts and incredible breakthroughs. Readers will feel like anthropologists and archaeologists themselves as they read about bones and artifacts, and what they reveal about the ancient cultures that roamed...