El gran libro de las matemáticas del Ogro feroz

A grammar reference and activity book, this text provides explanations and practice of spanish grammar for both foundation and higher levels. There are exercises and examples, as well as suggestions for open-ended communicative activities.

Aprende un montón de cosas sobre mitología con esta divertídisima historia de Lucas y su abuela, donde los superhéroes y los dioses griegos se ven las caras. Las vacaciones para superhéroes de Lucas, su abuela y su amiga Leonor duran apenas unas horas. Themis, la diosa griega de la justicia, los necesita para una misión: devolver su forma humana a personas que llevan una eternidad transformados en araña, pavo real, árbol de laurel o vaca. Por el camino, descubrirán cómo terminaron recibiendo semejantes castigos... Además de disfrutar de la lectura, los niños aprenderán acerca de...

This book is a comprehensive, practical presentation of the principles of behavior modification and guidelines for their application. It teaches forms of behavior modification ranging from helping children learn necessary life skills to training pets, to solving personal behavior problems.

If a person were ever face-to-face with a huge, hungry animal with sharp teeth, they probably wouldn’t care exactly what that animal was! But from a safe location, can we tell whether it was a crocodile or alligator that wanted to take a bite? By examining their jaw structure, teeth, and other physical features, we can easily tell these two animals apart! Graphic organizers and amazing images highlight each animal’s habitat and other small differences between the two fearsome creatures, showing readers just what creature is lurking below the waters.