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× What are Chemical Changes? $225.00
$225.00
× What is the Science of the Kaleidoscope? $225.00
$225.00
× How do Electromagnets Work? $225.00
$225.00
× What Makes a Year? $225.00
$225.00
× How are DNA, Genes and Heredity related? $225.00
$225.00

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Subtotal $1,125.00
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Total $1,237.50