OBSAH
Steve Spangler challenges a group of fourth-grade students to invent a device that will keep an egg from breaking when it's dropped from a ladder. Plus, they must solve the puzzle of how to create a "human table."
Steve Spangler challenges a group of fourth-grade students to invent a device that will keep an egg from breaking when it's dropped from a ladder. Plus, they must solve the puzzle of how to create a "human table."
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