Thomas Jefferson no firmó la Constitución (Thomas Jefferson Didn't Sign the Constitution)

Mediante la técnica del flash-back el autor nos cuenta dos historias paralelas separadas por miles de años de diferencia pero con un punto en común: las pinturas rupestres de Altamira.

Suggested age: 8 years old. Words can be jigsaw puzzles. They can hide and yell safe. They can expand or shrink like the elastic cord used in recess to jump with. Words are ours: those that make us laugh, or make us think, and those that tell us it's time to play.

El texto es sencillo y fotos a todo color instruir a los lectores cómo construir un cohete con gas y explica la ciencia detrás de la actividad.

It’s fiesta time! Cinco de Mayo is a fiesta day in Mexico and the United States. It’s celebrated on the fifth of May. This colorful holiday honors Mexico’s victory over the French army at the Battle of Pueblo in 1862. People march in parades, dance, and set off fireworks. Families enjoy traditional Mexican food and drink. Then they watch people act out the famous battle. Find out more about this joyful celebration of Mexican culture.