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× |
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Do Flowers Need Rain to Grow? |
$225.00 |
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$225.00 |
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× |
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Will it Roll? |
$225.00 |
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$225.00 |
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× |
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What are the Functions of Levers, Wedges, and Inclined Planes? |
$225.00 |
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$225.00 |
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× |
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What is a Lens? |
$225.00 |
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$225.00 |
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× |
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Engineering Design Process |
$695.00 |
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$695.00 |
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× |
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What is Density? |
$225.00 |
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$225.00 |
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× |
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What Makes the Changing Seasons? |
$225.00 |
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$225.00 |
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