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Price Details
New
| Last Seen |
$16.09 Jan 8, '14
|
| Highest |
$16.20 Dec 15, '13
|
| Lowest |
$15.28 Nov 21, '13
|
| Average |
$15.77 (Overall average) |
| Added |
Oct 5, 2013 |
3rd Party New
| Latest |
$257.32 Mar 25, '16
|
| Highest |
$648.87 Apr 21, '15
|
| Lowest |
$63.24 Mar 7, '15
|
| Average |
$168.48 (30d avg)
$131.30 (90d avg)
$130.92 (180d avg)
$422.61 (365d avg)
$326.11 (Lifetime average) |
| Added |
Oct 5, 2013 |
3rd Party Used
| Latest |
$0.01 Mar 25, '16
|
| Highest |
$266.52 Apr 27, '15
|
| Lowest |
$0.01 Feb 18, '16
|
| Average |
$0.01 (30d avg)
$0.12 (90d avg)
$21.38 (180d avg)
$107.11 (365d avg)
$61.52 (Lifetime average) |
| Added |
Oct 5, 2013 |
Sales Rank
30 day average: 1,776,311
90 day average: 1,947,833
Product Description
Full-color photographs and simple text introduce young readers to the fundamenetals of the mechanics that drive simple machinery.
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