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$507.39 $0.01
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2016
$14.73, Apr 18 - Apr 20 $0.01, Apr 18 - Apr 25 $14.72, Apr 22 - Apr 25 $0.01, Apr 18 - Apr 25 $14.71, Apr 28 - May 1 $0.01, Apr 28 - Jun 15 $14.70, May 4 - May 6 $0.01, Apr 28 - Jun 15 $14.69, May 10 8:07 pm $0.01, Apr 28 - Jun 15 $14.68, May 14 3:29 am $0.01, Apr 28 - Jun 15 $14.67, May 18 12:19 am $0.01, Apr 28 - Jun 15 $14.66, May 22 - May 31 $0.01, Apr 28 - Jun 15 $14.78, Jun 4 5:49 pm $0.01, Apr 28 - Jun 15 $14.77, Jun 9 2:02 am $0.01, Apr 28 - Jun 15 $14.76, Jun 13 - Jun 15 $0.01, Apr 28 - Jun 15 $14.75, Jun 16 - Jun 20 $0.05, Jun 16 10:18 pm $14.75, Jun 16 - Jun 20 $0.06, Jun 20 - Jun 26 $14.74, Jun 22 3:40 pm $0.06, Jun 20 - Jun 26 $14.73, Jun 26 - Jun 28 $0.06, Jun 20 - Jun 26 $14.73, Jun 26 - Jun 28 $5.99, Jun 28 - Jul 2 $14.72, Jul 2 - Jul 4 $5.99, Jun 28 - Jul 2 $14.72, Jul 2 - Jul 4 $6.00, Jul 4 7:21 pm $14.71, Jul 10 11:57 am $1.21, Jul 10 11:57 am $11.00, Jul 14 - Aug 6 $2.57, Jul 14 9:26 am $11.00, Jul 14 - Aug 6 $2.88, Jul 18 - Jul 19 $11.00, Jul 14 - Aug 6 $4.72, Jul 23 9:34 am $11.00, Jul 14 - Aug 6 $0.42, Jul 26 11:15 pm $11.00, Jul 14 - Aug 6 $0.39, Jul 30 1:22 pm $11.00, Jul 14 - Aug 6 $0.31, Aug 3 3:30 am $11.00, Jul 14 - Aug 6 $0.23, Aug 6 7:05 pm $14.79, Aug 10 - Aug 29 $0.01, Aug 10 - Aug 23 $14.79, Aug 10 - Aug 29 $9.47, Aug 27 2:49 pm $14.79, Aug 10 - Aug 29 $9.98, Aug 29 1:01 pm $26.20, Sep 2 7:02 am $8.99, Sep 2 7:02 am $14.79, Sep 6 - Nov 4 $8.49, Sep 6 4:32 am $14.79, Sep 6 - Nov 4 $7.41, Sep 10 2:28 am $14.79, Sep 6 - Nov 4 $6.40, Sep 13 10:55 pm $14.79, Sep 6 - Nov 4 $5.64, Sep 17 7:55 pm $14.79, Sep 6 - Nov 4 $5.06, Sep 21 5:28 pm $14.79, Sep 6 - Nov 4 $4.80, Sep 25 4:00 pm $14.79, Sep 6 - Nov 4 $4.62, Sep 29 2:12 pm $14.79, Sep 6 - Nov 4 $3.85, Oct 3 3:40 pm $14.79, Sep 6 - Nov 4 $2.60, Oct 7 6:18 pm $14.79, Sep 6 - Nov 4 $0.01, Oct 11 - Apr 9 $59.33, Nov 8 - Nov 12 $0.01, Oct 11 - Apr 9 $66.63, Nov 16 - Nov 30 $0.01, Oct 11 - Apr 9 $66.62, Dec 5 - Dec 28 $0.01, Oct 11 - Apr 9 $66.60, Dec 30 - Jan 9 $0.01, Oct 11 - Apr 9 $66.58, Jan 14 6:53 am $0.01, Oct 11 - Apr 9 $66.60, Jan 19 7:15 am $0.01, Oct 11 - Apr 9 $66.62, Jan 24 - Jan 29 $0.01, Oct 11 - Apr 9 $94.36, Feb 3 9:24 am $0.01, Oct 11 - Apr 9 $121.24, Feb 8 11:02 am $0.01, Oct 11 - Apr 9 $507.39, Feb 13 4:54 pm $0.01, Oct 11 - Apr 9 $6.57, Feb 24 2:14 pm $0.01, Oct 11 - Apr 9 $60.71, Mar 5 12:35 am $0.01, Oct 11 - Apr 9 $121.98, Mar 16 2:50 pm $0.01, Oct 11 - Apr 9 $14.95, Mar 22 - Mar 28 $0.01, Oct 11 - Apr 9 $13.86, Apr 9 1:10 am $0.01, Oct 11 - Apr 9 67,143 1,223,010
1,562,500
1,041,667
520,833
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Price Details
3rd Party New
Latest
$13.86 18 hrs ago
Highest
$507.39 Feb 13, '16
Lowest
$6.57 Feb 24, '16
Average
$42.72 (30d avg)
Added
Apr 18, 2015
3rd Party Used
Latest
$0.01 18 hrs ago
Highest
$9.98 Aug 29, '15
Lowest
$0.01 Oct 11, '15
Average
$0.01 (30d avg)
Added
Apr 18, 2015
Sales Rank
30 day average: 661,437 715,840
Product Description
What is a first-class lever and the advantage in using one? How does a windmill work? Are human beings machines? Children will learn the answers to these questions and more by conducting safe experiments using materials found in the home. A fun-filled and educational way to explore science including ideas for further experimentation and hints on turning experiments into science fair projects. Illustrated.
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