検索キーワード： 制作 "iMinds" 動物・自然

Learn about the science and history of volcanoes with iMindsJNR audio-learning series for younger minds. A volcano is an opening in the earth's surface through which molten rock, gases and debris can escape. The mound commonly associated with volcanoes is what remains after eruptions have collected and hardened around this opening.Volcanoes exist in the mythology of numerous countries, such as Iceland and Japan. Many past cultures, such as the Greeks and the Romans, also had volcano mythology.

Learn about the science and history of dinosaurs with iMindsJNR audio-learning series for younger minds. Huge and sometimes ferocious, dinosaurs ruled the earth for more than 175 million years. To us, dinosaurs might be scary-looking. But humans never had to fear dinosaurs because they died out 65 million years ago, a long time before the first people were around!Dinosaurs lived in a period called the Mesozoic era, which began about 240 million years ago.