Yazar: Elizabeth Borngraber

Air pressure and wind are controlling factors of Earth’s weather and climate. These forces of nature wield immense power, but how exactly do they work? What is air? What is wind and where does it com …

Earth’s atmospheric layers include the exosphere, thermosphere, mesosphere, stratosphere, and troposphere. How and why have scientists divided Earth’s atmosphere into these layers? What exactly are t …

Do you know where the largest lake in South America is? Venezuela. Readers will be captivated by this vibrant book about the cultural traditions, festivals, music, art, dance, and cuisine of Venezuel …

Do you know where the largest lake in South America is? Venezuela. Readers will be captivated by this vibrant book about the cultural traditions, festivals, music, art, dance, and cuisine of Venezuel …