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Iron Science Teacher
Leaves (Webcast)
Date: July 9, 2010
Running Time: 00:37:59

This week's secret ingredient was leaves! This week's secret ingredient was triangles! Cheer on the competitors in this zany science cook-off. Teachers compete before a live audience at the Exploratorium for the revered title, "Iron Science Teacher."
Cheer on the competitors in this zany science cook-off, where teachers compete before a live webcast audience for the sought-after title, "Iron Science Teacher."