Comenzó con una pizza (It Started With Pizza)

Combine valuable fifth grade math and literacy skills in a purposeful way with the Spanish-translated math reader El regalo de cumpleaños del abuelo (Grandpa's Birthday Present). Focusing on the critical skills that 5th graders need to know to advance to the next level, this book incorporates key concepts into an engaging text that showcases math skills needed to create a budget and calculate sale prices. This high-interest nonfiction reader introduces how to convert percentages, decimals, and fractions. Filled with mathematical charts, diagrams, and practice problems, the text features in...

An internationally renowned Mexican-born professor of investigative linguistics shows the humorous side of indigenous America with a delightful array of some of the most complicated and often longest words in Nahau as an introduction to a very unique daily life, culture, and mindset.

Readers won't have to disassemble their favorite toys to discover what makes them work. This book explores electric, magnetic, and motion-powered toys from design to function. It introduces readers to the six simple machines and explains how they use force and motion to do work. Not every toy is a technological marvel. Readers learn about time-honored favorites including the rocking horse, Slinky, and rattles.

Un libro lleno de humor para descubrir los misterios más fascinantes y mejor guardados del UNIVERSO. Desde la existencia del propio mundo los avances y descubrimientos científicos han sido el motor del progreso de la humanidad. Pero nuestras creencias no han sido siempre las mismas y hoy en día sigue habiendo un montón de dudas que nos asaltan: ¿acaso somos tan especiales como nos creemos?, ¿se puede apagar el Sol? ¿abandonaremos algún día la Tierra?, ¿es posible habitar otros planetas?, ¿hay vida inteligente ahí fuera?, ¿qué es eso de la materia oscura? Un recorrido...

Follow a day in the life of two children from different cities! This entertaining title has been translated into Spanish and encourages young readers to practice time measurement skills and early STEM themes, like reading analog and digital clocks. Familiar images and fun practice problems will have young readers thinking about how they can measure time throughout a day in their own lives!