First Steps in General Knowledge, Volumes 1-2

America appear ashes asked atmosphere beautiful becomes blow called carry cause clouds cold continent coral course covered currents danger deep direction distance earth earthquakes eruption fall feet fire flow frequently give glacier grass greater ground Gulf happens heard heat Henry hills hollow hundred icebergs immense islands keep kind lakes land leave less live look lower Mary masses means miles mountains move names nature never North ocean once papa passes perhaps pitch plains powerful quantity rain rapid reach regions remarkable replied his father rest rise river Robert rocks salt sand season seen ships side sink smaller snow sometimes soon South springs stream suppose surface tell thing thought told trees understand valleys vast volcanoes walk waves weight whole wind wonderful