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dalyyang: Pythagorean theorem
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dalyyang: Puberty
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dalyyang: Freud (1856-1939)
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dalyyang: Ski machine
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dalyyang: I was not afraid
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dalyyang: She worried
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dalyyang: 3D seats
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dalyyang: Introduction room
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dalyyang: We're equipped
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dalyyang: Brothers in 3D glasses
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dalyyang: Let's go!
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dalyyang: Water drop!
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dalyyang: Max reached 120DB
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dalyyang: Brothers
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dalyyang: Sun energy
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dalyyang: Danger! Electric Shock!
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dalyyang: Human Power Generator
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dalyyang: Lightning bolt
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dalyyang: Franklin
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dalyyang: Galileo
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dalyyang: Slope
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dalyyang: Not easy to keep the ball floating
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dalyyang: Floating ball - Bernoulli Equation
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dalyyang: Go!
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dalyyang: Ready to go
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dalyyang: Maggie & Rabbit-Max 2
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dalyyang: Maggie & Rabbit-Max 1
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dalyyang: How tall
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dalyyang: Look up
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dalyyang: Da Vinci's exhibition