¡Sin resolver! Casos misteriosos

Readers may never expect that they might free fall to Earth, but if they have ever dived into a pool, that's exactly what they've done. This book shows readers how Newton's three laws of motion affect divers, skydivers, and mountain climbers' movements. Readers discover who uses gravity, and who works against it, and all other forces that contribute to a successful dive or climb. After reading this book, readers can decide if they will ever be interested in engaging in one of these extreme sports.

Where is your brain exactly? What does it do? Use your brain to read this engaging, Spanish-translated title and learn all about it!

Learn the secrets to artful cupcakes, oven-fresh bread, and other delicious baked goods in this delightful nonfiction title. Readers will learn how mathematics helps bakers measure their ingredients to make tasteful treats. Featuring vibrant images and charts, informative text, and fun, intriguing facts, this Spanish-translated nonfiction book will leave children fascinated by all the details that go into baking their favorite treats--like doughnuts and cookies! This 6-Pack includes six copies of this title and a lesson plan.

Con el nombre de Chinyero se conoce la última erupción volcánica que ha tenido lugar en la isla de Tenerife. La actividad volcánica se inició el viernes 18 de noviembre de 1909 y concluyó diez días después, el domingo 27. El libro fue editado para conmemorar el centenario de la erupción volcánica. El trabajo está estructurado, con unas pinceladas sobre cómo era la isla a principios del siglo XX. Sigue con un análisis de la cartografía levantada antes de la erupción. Para entrar de lleno en la parte descriptiva de la erupción, redactada de forma secuenciada en el tiempo....

Las canciones de corro, de comba, las retahílas, las canciones de juego, las de echar a suertes, requieren un ámbito lúdico cada vez más escaso. Ya no es tan habitual ver a los niños jugando al ritmo de estas canciones en parques y plazas. La escuela, el patio del colegio, se pueden convertir, con la colaboración del maestro, en el último reducto a partir del cual rescatar estas canciones y juegos del olvido. Este extenso repertorio forma parte de nuestro folclore y, si se pierde, estaremos relegando al olvido una parte importante de nuestra cultura.

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.

Make learning fun with this stylish and tactile book of colors. Every page is themed by color and filled with objects to see and say. Can you find the odd one out on every page? Lift the flaps to see if you were right -- and discover a host of surprises along the way. Bold, eye-catching artwork and sturdy card lift-flaps throughout will make this a favorite with children and adults alike.