La Campana de la Libertad (The Liberty Bell)

Events written down stay with us longer. That is the mission of the notebook you hold in your hands; an exceptional creative team has designed this object just for you. No two will be alike, because you ll fill yours with your unique observations and passions."

Describes what early planes and air travel were like, how planes were developed to travel faster, and presents some pioneers of aviation.

Visiting Tulum National Park is like going back in time. The Maya lived there long ago. Learn addition as you count the things they left behind. This Spanish math book combines math and reading skills and uses real-life examples of problem solving to teach subject-area content. The dynamic images, detailed sidebars, practice problems, and math diagrams make learning addition easy and fun. Text features include a table of contents, a glossary, an index, and captions to build vocabulary and increase understanding of math and reading concepts. An in-depth problem-solving section provides...

Who wants new pants? Not this little boy! He wants to keep his old, worn, torn, too-small pants. His mom does not agree.