Amazing Math: Projects You Can Build Yourself (Build It Yourself) | Price history
Price change log
07/29/2020: $14.07
07/22/2020: $14.1
07/21/2020: $14.06
07/20/2020: $13.95
07/16/2020: $13.87
07/01/2020: $14.24
06/30/2020: $14.09
05/02/2020: $14.24
04/30/2020: $13.19
03/28/2020: $13.16
01/11/2020: $13.37
01/09/2020: $13.34
01/06/2020: $13.37
12/31/2019: $13.48
12/30/2019: $13.96
12/26/2019: $14.24
12/21/2019: $13.85
10/19/2019: $14.24
10/08/2019: $15.95
08/27/2019: $14.26
04/14/2019: $14.21
02/07/2019: $14.26
01/10/2019: $15.95
01/06/2019: $14.26
11/28/2018: $13.4
11/17/2018: $14.3
11/14/2018: $14.35
11/07/2018: $15.42
11/05/2018: $15.3
10/25/2018: $15.44
10/22/2018: $14.6
10/20/2018: $14.96
10/19/2018: $15.11
10/17/2018: $15.63
10/15/2018: $15.81
10/14/2018: $15.91
10/12/2018: $15.95
10/10/2018: $15.2
10/08/2018: $15.52
10/06/2018: $15.73
10/05/2018: $15.69
10/04/2018: $15.73
09/23/2018: $15.95
09/20/2018: $15.75
09/19/2018: $15.8
09/17/2018: $15.95
09/09/2018: $15.77
09/06/2018: $14.58
09/03/2018: $15.77
08/25/2018: $15.31
06/02/2018: $12.76
05/29/2018: $15.35
05/27/2018: $15.95
05/18/2018: $14.35
05/14/2018: $13.08
03/26/2018: $12.25
02/21/2018: $12.17
02/12/2018: $13.24
02/08/2018: $13.29
02/06/2018: $13.34
01/25/2018: $14.35
01/17/2018: $13.92
01/12/2018: $13.1
01/05/2018: $13.25
11/24/2017: $13.35
11/01/2017: $13.39
10/30/2017: $13.43
10/28/2017: $12.89
08/29/2017: $12.93
08/15/2017: $12.79
08/04/2017: $12.28
07/21/2017: $12.93
07/11/2017: $13.62
07/08/2017: $14.35
07/04/2017: $9.18
06/15/2017: $9.67
06/08/2017: $10.19
06/04/2017: $9.39
06/01/2017: $10.19
05/24/2017: $10.73
05/17/2017: $10.52
05/14/2017: $9.86
03/02/2017: $10.38
02/19/2017: $10.36
02/10/2017: $10.38
01/31/2017: $10.49
01/19/2017: $10.6
01/05/2017: $10.71
01/02/2017: $12.95
12/21/2016: $12.76
07/17/2016: $12.57
07/15/2016: $12.76
07/03/2016: $12.57
06/23/2016: $12.38
06/21/2016: $15.13
06/11/2016: $12.51
05/31/2016: $12.64
05/21/2016: $12.77
05/10/2016: $12.9
04/25/2016: $13.04
03/18/2016: $14.44
03/06/2016: $14.11
02/21/2016: $13.77
02/11/2016: $13.91
01/30/2016: $14.06
01/20/2016: $14.21
01/11/2016: $14.36
01/05/2016: $14.68
11/22/2015: $14.35
11/07/2015: $14.16
10/31/2015: $12.91
10/30/2015: $14.16
10/25/2015: $11.55
10/14/2015: $11.67
10/04/2015: $11.79
09/23/2015: $11.59
09/12/2015: $11.39
09/02/2015: $11.19
08/23/2015: $10.99
08/13/2015: $10.78
08/03/2015: $10.89
07/24/2015: $10.68
07/06/2015: $10.46
07/04/2015: $12.57
06/23/2015: $14.36
06/14/2015: $12.7
06/05/2015: $12.83
05/25/2015: $12.97
05/18/2015: $13.11
04/30/2015: $12.95
10/12/2014: $12.12
10/11/2014: $9.63
09/30/2014: $12.12
09/28/2014: $12.77
12/13/2013: $12.12
12/01/2013: $13.07
11/05/2013: $12.91
10/19/2013: $12.76
10/02/2013: $12.36
06/22/2013: $12.76
05/17/2013: $14.36
04/06/2013: $12.76
03/04/2013: $10.85
02/01/2013: $12.76
12/31/2012: $14.03
11/19/2012: $12.76
11/17/2012: $11.64
11/14/2012: $12.76
11/12/2012: $10.85
11/11/2012: $12.76
11/07/2012: $11.96
11/04/2012: $11.64
11/01/2012: $12.76
10/31/2012: $11.64
10/29/2012: $12.76
10/28/2012: $11.64
10/21/2012: $12.76
10/19/2012: $11.96
10/09/2012: $12.76
10/08/2012: $11.64
10/06/2012: $12.76
10/05/2012: $11.96
10/03/2012: $12.76
10/01/2012: $11.64
09/24/2012: $12.76
09/22/2012: $11.96
09/20/2012: $12.76
09/18/2012: $11.64
09/17/2012: $12.76
09/10/2012: $11.96
09/09/2012: $10.85
09/05/2012: $11.96
09/02/2012: $12.76
09/01/2012: $11.96
08/31/2012: $11.64
08/30/2012: $12.76
08/27/2012: $11.64
08/26/2012: $11.96
08/17/2012: $12.76
08/16/2012: $10.85
08/15/2012: $11.96
08/12/2012: $12.76
08/10/2012: $12.44
08/09/2012: $12.76
08/07/2012: $11.96
08/04/2012: $12.76
07/30/2012: $11.64
07/28/2012: $10.85
07/26/2012: $12.76
07/25/2012: $11.64
07/24/2012: $11.96
07/23/2012: $12.76
07/22/2012: $11.96
07/20/2012: $12.76
07/19/2012: $10.85
07/17/2012: $11.96
07/15/2012: $12.76
07/14/2012: $11.96
06/10/2012: $12.76
06/09/2012: $15.87
06/04/2012: $12.76
06/03/2012: $11.96
06/01/2012: $12.76
05/30/2012: $11.96
05/26/2012: $12.76
05/25/2012: $11.96
05/23/2012: $10.85
05/19/2012: $11.96