Smithsonian Science Education Centerの無料動画を見ましょう

(40.7 MB) 25 Jan 2017に追加されました 161 回再生しました 子供 鳥 科学 History Trailer Time-Lapse Camera
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Smithsonian Science Education Center

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アニメーションの説明：

The Smithsonian Science Education Academies for Teachers has completed their week focusing on biodiversity. Check out some of the highlights of what our amazing teachers have learned.