El gran libro de las matemáticas del Ogro feroz

It was known as the age of the dinosaurs, but other fascinating creatures roamed the Earth at the same time. Learn about lesser-known animals from the prehistoric era that are no less fascinating! Students will be engaged in reading about ancient animals like Gigantopithecus, Titanoboa, Megalodon, and more as they develop their skills at reading and writing numbers. This nonfiction math book combines math and literacy skills, and uses real-life examples of problem solving to teach subject area content. The full-color images, intriguing sidebars, practice problems, and math diagrams make...

There is a contest at a school to design a new playground. The students use blocks to build their models. As they build, they use three-dimensional shapes. Some students build a train out of blocks for the younger students to play on. Can you guess which three-dimensional shape they use for the train's wheels? Read to find out which design wins.

In an online world where the amount of information seems to increase exponentially even week to week, student researchers can find it an ever-greater challenge to distinguish credible, vetted content from hearsay and misinformation. This book on citing internet sources will help them determine which online sources are trustworthy and which are not. Its lively and engaging instructional tips will help readers successfully negotiate the vast landscape of information out there. They will produce quality research for papers now and beyond in their academic careers with skill and confidence.

Bienvenido al encantador mundo de "Materia Oscura y Sueños Nocturnos". En este cautivador viaje, nos embarcaremos en una exploración de los aspectos misteriosos e intrigantes del universo que han cautivado la imaginación de científicos y soñadores por igual. El universo, con todas sus maravillas celestiales, guarda innumerables secretos esperando ser revelados. Entre ellos, la materia oscura y la energía oscura se erigen como entidades enigmáticas, desafiando nuestra comprensión del cosmos. A medida que nos adentramos en las profundidades del espacio, nos sumergiremos en los reinos...