John Mighton from JUMPmath.org : 無料・フリー素材/写真
John Mighton from JUMPmath.org / kcnickerson
| ライセンス | クリエイティブ・コモンズ 表示 2.1 |
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| 説明 | Dr. John Mighton is the founder of JUMP. JUMP's goal is to enable all children with the understanding and beauty of math. John is photographed with his first student from ten years ago. (www.jumpmath.org) |
| 撮影日 | 2007-06-06 19:19:37 |
| 撮影者 | kcnickerson , Toronto, Canada |
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