Invent To Learn: Making, Tinkering, and Engineering in the Classroom: New & Expanded 2nd Edition

$22.5 $44.33

$25.2 $47.38

$25.2 $38.81

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$31.5 $43.16

$27 $35.91

$28.8 $53.86

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$14.4 $25.34

$13.5 $21.47

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$27 $32.94

$25.2 $49.64