Our Dynamic Earth Guía Didáctica

3 million years ago, men built the first stone tools for hunting. 2 million years ago, men walked in a completely upright position and had already discovered fire. 1 million years ago, men organized themselves in groups... Okay, okay, but what about the women? Where were the women in the meantime?

The use of calendars dates back thousands of years. Why are we driven to record time, and what would happen if we did not? Who created the concept of calendars? Why do different cultures use different calendar systems? And why are calendars so important to us? It is about "time" we found out! Created in collaboration with the Smithsonian Institution, this Spanish-translated Smithsonian Informational Text builds reading skills while engaging students' curiosity about STEAM topics through real-world examples. Packed with factoids and informative sidebars, it features a hands-on STEAM challenge...

Un encantador libro bilingüe con un mensaje inspirador.Comparte con tu familia la increíble historia real de una amistad tan fuerte ¡que recorre el mundo! El relato de Gobi y Dion, una perrita callejera y el atleta que la salvó. Un libro bilingüe, divertido y atractivo perfecto para disfrutar en familia.Prepárate para enamorarte de la conmovedora historia de Gobi y Dion. Gobi, una luchadora perrita callejera, se acerca a un hombre llamado Dion y mantiene el ritmo junto a él mientras este sigue su camino a través de China en una maratón de 80 millas. Soportando noches frías y ríos...

This second volume of Obras de teatro infantil presents comedies of love, fear, adventure and absurdity to be read and performed by children both at school and at home.