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Buy from Amazon $31.74$2.67 $37.50 $25.00 $12.50 $0.00 Jun Aug Oct Dec Feb Apr Jun Aug Oct Dec Feb Apr 2014 2015 2016 $26.55, Apr 23 - May 13$26.55, Apr 23 - May 13$20.00, May 3 - Jun 5$19.50, May 3 - May 13$25.23, May 14 - Jun 7$20.00, May 3 - Jun 5$20.00, May 14 - Jul 9$25.23, May 14 - Jun 7$20.00, May 14 - Jul 9$19.99, Jun 6 - Jun 11$26.55, Jun 8 - Jun 27$20.00, May 14 - Jul 9$19.99, Jun 6 - Jun 11$26.55, Jun 8 - Jun 27$20.00, May 14 - Jul 9$19.63, Jun 13 9:44 am$26.55, Jun 8 - Jun 27$20.00, May 14 - Jul 9$19.99, Jun 14 - Jun 15$26.55, Jun 8 - Jun 27$20.00, May 14 - Jul 9$19.95, Jun 17 - Jun 29$26.28, Jun 28 - Aug 12$20.00, May 14 - Jul 9$19.88, Jun 30 - Jul 2$26.28, Jun 28 - Aug 12$20.00, May 14 - Jul 9$19.86, Jul 3 - Jul 4$26.28, Jun 28 - Aug 12$20.00, May 14 - Jul 9$19.78, Jul 5 - Jul 8$26.28, Jun 28 - Aug 12$18.50, Jul 10 - Jul 12$18.50, Jul 10 - Jul 12$26.28, Jun 28 - Aug 12$20.00, Jul 13 - Jul 28$19.73, Jul 14 7:00 pm$26.28, Jun 28 - Aug 12$20.00, Jul 13 - Jul 28$19.68, Jul 16 4:06 am$26.28, Jun 28 - Aug 12$20.00, Jul 13 - Jul 28$19.63, Jul 17 12:57 pm$26.28, Jun 28 - Aug 12$20.00, Jul 13 - Jul 28$19.53, Jul 19 11:38 pm$26.28, Jun 28 - Aug 12$20.00, Jul 13 - Jul 28$19.34, Jul 21 7:23 pm$26.28, Jun 28 - Aug 12$20.00, Jul 13 - Jul 28$19.35, Jul 24 2:03 am$26.28, Jun 28 - Aug 12$20.00, Jul 13 - Jul 28$19.33, Jul 25 9:38 pm$26.28, Jun 28 - Aug 12$20.00, Jul 13 - Jul 28$19.24, Jul 27 4:02 pm$26.28, Jun 28 - Aug 12$19.00, Jul 29 - Aug 7$18.94, Jul 29 11:10 am$26.28, Jun 28 - Aug 12$19.00, Jul 29 - Aug 7$18.90, Jul 31 2:09 am$26.28, Jun 28 - Aug 12$19.00, Jul 29 - Aug 7$15.55, Aug 1 9:27 pm$26.28, Jun 28 - Aug 12$19.00, Jul 29 - Aug 7$18.97, Aug 2 - Aug 5$26.28, Jun 28 - Aug 12$19.00, Jul 29 - Aug 7$17.85, Aug 7 10:20 pm$26.28, Jun 28 - Aug 12$18.00, Aug 8 - Aug 28$16.37, Aug 8 - Aug 14$26.01, Aug 13 - Aug 29$18.00, Aug 8 - Aug 28$16.37, Aug 8 - Aug 14$26.01, Aug 13 - Aug 29$18.00, Aug 8 - Aug 28$15.88, Aug 15 - Aug 17$26.01, Aug 13 - Aug 29$18.00, Aug 8 - Aug 28$15.40, Aug 18 - Aug 19$26.01, Aug 13 - Aug 29$18.00, Aug 8 - Aug 28$14.94, Aug 20 - Aug 22$26.01, Aug 13 - Aug 29$18.00, Aug 8 - Aug 28$14.49, Aug 23 - Aug 28$26.01, Aug 13 - Aug 29$20.00, Aug 29 - Jan 16$14.06, Aug 29 - Sep 1$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$14.06, Aug 29 - Sep 1$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$13.64, Sep 2 - Sep 3$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$11.97, Sep 4 5:30 pm$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$11.61, Sep 6 - Sep 7$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$11.26, Sep 8 - Sep 9$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$10.91, Sep 10 - Sep 13$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$10.58, Sep 14 6:21 am$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$10.57, Sep 16 7:44 am$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$10.25, Sep 18 9:36 am$25.75, Aug 31 - Sep 20$20.00, Aug 29 - Jan 16$9.93, Sep 20 - Sep 22$25.49, Sep 22 - Sep 29$20.00, Aug 29 - Jan 16$9.93, Sep 20 - Sep 22$25.49, Sep 22 - Sep 29$20.00, Aug 29 - Jan 16$9.63, Sep 24 10:15 pm$25.49, Sep 22 - Sep 29$20.00, Aug 29 - Jan 16$9.34, Sep 27 1:00 am$25.49, Sep 22 - Sep 29$20.00, Aug 29 - Jan 16$9.32, Sep 29 3:06 am$25.81, Oct 1 5:32 am$20.00, Aug 29 - Jan 16$9.29, Oct 1 5:32 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$9.24, Oct 3 8:48 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$9.19, Oct 5 7:45 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$9.15, Oct 7 9:34 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$9.05, Oct 9 2:46 pm$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$8.92, Oct 11 4:40 pm$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$9.60, Oct 14 - Oct 17$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$11.49, Oct 19 - Oct 23$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$10.92, Oct 29 1:47 pm$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$10.84, Nov 4 4:47 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$10.77, Nov 10 7:20 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$10.79, Nov 15 4:53 pm$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$14.43, Nov 18 - Nov 21$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$15.35, Nov 23 - Nov 27$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$16.76, Nov 29 3:35 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$16.75, Dec 1 12:24 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$16.31, Dec 3 12:08 am$25.23, Oct 3 - Dec 4$20.00, Aug 29 - Jan 16$16.19, Dec 4 10:32 pm$26.07, Dec 6 - Dec 21$20.00, Aug 29 - Jan 16$16.13, Dec 6 7:34 pm$26.07, Dec 6 - Dec 21$20.00, Aug 29 - Jan 16$16.08, Dec 8 9:27 pm$26.07, Dec 6 - Dec 21$20.00, Aug 29 - Jan 16$16.01, Dec 11 3:07 am$26.07, Dec 6 - Dec 21$20.00, Aug 29 - Jan 16$15.95, Dec 13 12:13 am$26.07, Dec 6 - Dec 21$20.00, Aug 29 - Jan 16$15.89, Dec 14 10:03 pm$26.07, Dec 6 - Dec 21$20.00, Aug 29 - Jan 16$17.59, Dec 16 9:07 pm$26.07, Dec 6 - Dec 21$20.00, Aug 29 - Jan 16$19.60, Dec 21 6:47 pm$25.94, Dec 31 - Jan 18$20.00, Aug 29 - Jan 16$19.08, Dec 31 12:46 pm$25.94, Dec 31 - Jan 18$20.00, Aug 29 - Jan 16$19.01, Jan 2 7:25 am$25.94, Dec 31 - Jan 18$20.00, Aug 29 - Jan 16$18.86, Jan 4 11:33 pm$25.94, Dec 31 - Jan 18$20.00, Aug 29 - Jan 16$18.84, Jan 6 1:07 am$25.94, Dec 31 - Jan 18$20.00, Aug 29 - Jan 16$18.82, Jan 7 - Jan 9$25.94, Dec 31 - Jan 18$20.00, Aug 29 - Jan 16$18.78, Jan 10 10:06 am$25.94, Dec 31 - Jan 18$20.00, Aug 29 - Jan 16$18.73, Jan 12 - Jan 14$25.94, Dec 31 - Jan 18$17.44, Jan 18 - Feb 7$17.27, Jan 18 1:10 am$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$16.40, Jan 19 3:47 pm$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$15.44, Jan 21 6:18 am$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$14.75, Jan 22 9:07 pm$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$13.34, Jan 25 8:08 am$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$12.55, Jan 27 1:47 am$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$11.58, Jan 28 6:17 pm$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$10.44, Jan 30 2:03 pm$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$13.41, Feb 1 8:33 am$25.80, Jan 19 - Feb 3$17.44, Jan 18 - Feb 7$15.44, Feb 3 5:19 am$25.67, Feb 4 - Mar 19$17.44, Jan 18 - Feb 7$15.42, Feb 4 3:43 am$25.67, Feb 4 - Mar 19$17.44, Jan 18 - Feb 7$15.44, Feb 5 - Feb 14$25.67, Feb 4 - Mar 19$15.44, Feb 5 - Feb 14$15.43, Feb 9 - Feb 16$25.67, Feb 4 - Mar 19$15.43, Feb 9 - Feb 16$15.40, Feb 15 8:31 pm$25.67, Feb 4 - Mar 19$15.44, Feb 16 - Feb 19$15.43, Feb 9 - Feb 16$25.67, Feb 4 - Mar 19$20.00, Feb 18 - Apr 25$15.44, Feb 16 - Feb 19$25.67, Feb 4 - Mar 19$20.00, Feb 18 - Apr 25$15.45, Feb 21 - Feb 27$25.67, Feb 4 - Mar 19$20.00, Feb 18 - Apr 25$15.44, Mar 1 - Mar 9$25.67, Feb 4 - Mar 19$20.00, Feb 18 - Apr 25$15.45, Mar 12 4:27 am$25.67, Feb 4 - Mar 19$20.00, Mar 14 - Mar 19$20.00, Feb 18 - Apr 25$26.14, Mar 21 - Mar 23$20.00, Feb 18 - Apr 25$19.99, Mar 21 12:19 pm$26.14, Mar 21 - Mar 23$20.00, Feb 18 - Apr 25$18.99, Mar 23 - Mar 29$26.18, Mar 26 4:08 am$20.00, Feb 18 - Apr 25$18.99, Mar 23 - Mar 29$26.05, Mar 28 - Apr 9$20.00, Feb 18 - Apr 25$18.99, Mar 23 - Mar 29$26.05, Mar 28 - Apr 9$20.00, Apr 1 2:03 am$20.00, Feb 18 - Apr 25$26.05, Mar 28 - Apr 9$20.00, Feb 18 - Apr 25$19.97, Apr 3 4:10 pm$26.05, Mar 28 - Apr 9$20.00, Feb 18 - Apr 25$18.85, Apr 6 7:10 am$26.05, Mar 28 - Apr 9$20.00, Feb 18 - Apr 25$17.91, Apr 9 12:57 am$26.55, Apr 11 - Apr 25$20.00, Feb 18 - Apr 25$17.29, Apr 11 10:59 pm$26.55, Apr 11 - Apr 25$20.00, Feb 18 - Apr 25$16.94, Apr 14 2:09 pm$26.55, Apr 11 - Apr 25$20.00, Feb 18 - Apr 25$9.03, Apr 17 5:41 am$26.55, Apr 11 - Apr 25$20.00, Feb 18 - Apr 25$8.74, Apr 19 9:48 pm$26.55, Apr 11 - Apr 25$20.00, Feb 18 - Apr 25$8.41, Apr 22 1:57 pm$26.55, Apr 11 - Apr 25$20.00, Feb 18 - Apr 25$7.98, Apr 25 10:16 am$26.55, Apr 28 - May 6$20.00, Apr 28 - May 1$7.48, Apr 28 10:38 am$26.55, Apr 28 - May 6$20.00, Apr 28 - May 1$6.42, May 1 5:18 am$26.55, Apr 28 - May 6$11.99, May 3 - Jun 8$4.45, May 3 9:56 pm$26.55, Apr 28 - May 6$11.99, May 3 - Jun 8$3.35, May 6 4:29 pm$26.16, May 10 - May 17$11.99, May 3 - Jun 8$2.88, May 10 6:49 pm$26.16, May 10 - May 17$11.99, May 3 - Jun 8$2.80, May 14 1:37 am$26.16, May 10 - May 17$11.99, May 3 - Jun 8$2.67, May 17 - Jun 4$26.55, May 22 - May 30$11.99, May 3 - Jun 8$2.67, May 17 - Jun 4$26.02, Jun 4 1:46 pm$11.99, May 3 - Jun 8$2.67, May 17 - Jun 4$25.89, Jun 8 - Jun 14$11.99, May 3 - Jun 8$3.00, Jun 8 10:32 pm$25.89, Jun 8 - Jun 14$20.00, Jun 11 - Jun 22$10.70, Jun 11 1:01 am$25.89, Jun 8 - Jun 14$20.00, Jun 11 - Jun 22$19.95, Jun 12 11:22 pm$25.89, Jun 8 - Jun 14$20.00, Jun 14 - Jun 26$20.00, Jun 11 - Jun 22$26.55, Jun 16 7:33 pm$20.00, Jun 14 - Jun 26$20.00, Jun 11 - Jun 22OOS $26.55, Jun 20 - Jun 30$20.00, Jun 14 - Jun 26$20.00, Jun 11 - Jun 22$31.74, Jun 30 10:08 amOOS $26.55, Jun 20 - Jun 30$20.00, Jun 11 - Jun 22$26.55, Jul 4 2:56 pm$22.56, Jul 4 2:56 pm$20.00, Jun 11 - Jun 22$25.89, Jul 6 - Jul 14$21.90, Jul 6 - Jul 14$20.00, Jun 11 - Jun 22$25.76, Jul 17 - Jul 21$21.23, Jul 17 8:05 pm$20.00, Jun 11 - Jun 22$25.76, Jul 17 - Jul 21$20.00, Jun 11 - Jun 22$15.73, Jul 21 12:00 pm$26.55, Jul 25 - Aug 12$19.99, Jul 25 - Aug 27$15.05, Jul 25 2:14 am$26.55, Jul 25 - Aug 12$19.99, Jul 25 - Aug 27$14.45, Jul 28 3:28 pm$26.55, Jul 25 - Aug 12$19.99, Jul 25 - Aug 27$13.75, Aug 1 6:30 am$26.55, Jul 25 - Aug 12$19.99, Jul 25 - Aug 27$12.64, Aug 4 9:44 pm$26.55, Jul 25 - Aug 12$19.99, Jul 25 - Aug 27$12.58, Aug 8 2:58 pm$26.55, Jul 25 - Aug 12$19.99, Aug 10 - Aug 16$19.99, Jul 25 - Aug 27$25.22, Aug 16 - Aug 20$19.99, Aug 10 - Aug 16$19.99, Jul 25 - Aug 27$25.22, Aug 16 - Aug 20$21.13, Aug 20 - Aug 31$19.99, Jul 25 - Aug 27$23.95, Aug 23 - Aug 27$21.13, Aug 20 - Aug 31$19.99, Jul 25 - Aug 27$22.75, Aug 31 - Sep 4$21.13, Aug 20 - Aug 31$18.45, Aug 31 - Sep 4$22.75, Aug 31 - Sep 4$18.45, Aug 31 - Sep 4$13.96, Sep 4 - Sep 8$21.61, Sep 8 - Oct 3$19.99, Sep 8 12:38 am$13.96, Sep 4 - Sep 8$21.61, Sep 8 - Oct 3$18.45, Sep 11 - Sep 13$13.30, Sep 11 - Sep 17$21.61, Sep 8 - Oct 3$15.00, Sep 17 5:39 pm$13.30, Sep 11 - Sep 17$21.61, Sep 8 - Oct 3$18.45, Sep 21 - Oct 5$12.99, Sep 21 3:11 pm$21.61, Sep 8 - Oct 3$21.13, Sep 25 - Oct 13$18.45, Sep 21 - Oct 5$21.50, Oct 5 - Oct 9$21.13, Sep 25 - Oct 13$18.45, Sep 21 - Oct 5$21.50, Oct 5 - Oct 9$21.13, Sep 25 - Oct 13$17.51, Oct 9 - Oct 29$21.39, Oct 13 - Oct 17$21.13, Sep 25 - Oct 13$17.51, Oct 9 - Oct 29$21.39, Oct 13 - Oct 17$19.99, Oct 17 - Oct 21$17.51, Oct 9 - Oct 29$27.95, Oct 21 - Nov 2$19.99, Oct 17 - Oct 21$17.51, Oct 9 - Oct 29$27.95, Oct 21 - Nov 2$17.51, Oct 9 - Oct 29$17.28, Oct 25 - Oct 29$27.95, Oct 21 - Nov 2$17.00, Nov 2 7:58 am$16.99, Nov 2 - Mar 16$21.28, Nov 6 - Nov 10$16.99, Nov 2 - Mar 16$8.74, Nov 6 11:04 am$21.28, Nov 6 - Nov 10$16.99, Nov 2 - Mar 16$3.90, Nov 10 1:15 pm$20.31, Nov 14 - Nov 19$16.99, Nov 2 - Mar 16$4.48, Nov 14 3:12 pm$20.31, Nov 14 - Nov 19$16.99, Nov 2 - Mar 16$3.02, Nov 19 12:14 am$20.21, Nov 23 - Dec 7$16.99, Nov 2 - Mar 16$2.98, Nov 23 9:52 am$20.21, Nov 23 - Dec 7$16.99, Nov 2 - Mar 16$2.97, Nov 28 12:06 am$20.21, Nov 23 - Dec 7$16.99, Nov 2 - Mar 16$3.90, Dec 2 8:50 pm$20.21, Nov 23 - Dec 7$16.99, Nov 2 - Mar 16$7.46, Dec 7 6:50 pm$21.11, Dec 12 - Dec 22$16.99, Nov 2 - Mar 16$7.03, Dec 12 8:32 pm$21.11, Dec 12 - Dec 22$16.99, Nov 2 - Mar 16$6.89, Dec 17 9:34 pm$21.11, Dec 12 - Dec 22$16.99, Nov 2 - Mar 16$6.67, Dec 22 7:45 pm$20.65, Dec 28 5:26 am$16.99, Nov 2 - Mar 16$6.52, Dec 28 5:26 am$20.21, Jan 1 - Jan 21$16.99, Nov 2 - Mar 16$6.22, Jan 1 9:41 pm$20.21, Jan 1 - Jan 21$16.99, Nov 2 - Mar 16$5.93, Jan 6 5:39 pm$20.21, Jan 1 - Jan 21$16.99, Nov 2 - Mar 16$5.66, Jan 11 2:54 pm$20.21, Jan 1 - Jan 21$16.99, Nov 2 - Mar 16$5.42, Jan 16 1:42 pm$20.21, Jan 1 - Jan 21$16.99, Nov 2 - Mar 16$5.16, Jan 21 2:01 pmOOS $20.21, Jan 26 3:26 pm$16.99, Nov 2 - Mar 16$4.98, Jan 26 3:26 pmOOS $27.95, Jan 31 - Feb 10$16.99, Nov 2 - Mar 16$4.86, Jan 31 2:10 pmOOS $27.95, Jan 31 - Feb 10$16.99, Nov 2 - Mar 16$10.00, Feb 5 6:07 pmOOS $27.95, Jan 31 - Feb 10$16.99, Nov 2 - Mar 16$15.31, Feb 10 7:33 pm$27.95, Feb 16 - Mar 16$16.99, Nov 2 - Mar 16$15.93, Feb 16 - Feb 18$27.95, Feb 16 - Mar 16$16.99, Nov 2 - Mar 16$16.60, Feb 24 10:25 am$27.95, Feb 16 - Mar 16$16.99, Nov 2 - Mar 16$15.32, Mar 4 4:39 am$27.95, Feb 16 - Mar 16$16.99, Nov 2 - Mar 16$15.60, Mar 16 1:00 am$21.12, Mar 27 2:21 pm$18.17, Mar 27 2:21 pm$16.67, Mar 27 2:21 pm 57,8191,334,143 1,562,500 1,171,875 781,250 390,625 Oct Dec Feb Apr Jun Aug Oct Dec Feb Apr 2015 2016

Price Details

New

Latest $21.12 Mar 27, '16
Highest $27.95 Feb 16, '16
Lowest $20.21 Jan 26, '16
Average $27.95 (30d avg)
$25.27 (90d avg)
$23.60 (180d avg)
$24.55 (365d avg)
$25.16 (Lifetime average)
Added Apr 23, 2014

3rd Party New

Latest $18.17 Mar 27, '16
Highest $20.00 Jun 11, '15
Lowest $11.99 May 3, '15
Average $16.99 (30d avg)
$16.99 (90d avg)
$17.14 (180d avg)
$17.61 (365d avg)
$18.51 (Lifetime average)
Added Apr 23, 2014

3rd Party Used

Latest $16.67 Mar 27, '16
Highest $31.74 Jun 30, '15
Lowest $2.67 May 17, '15
Average $15.46 (30d avg)
$11.22 (90d avg)
$11.17 (180d avg)
$12.76 (365d avg)
$14.28 (Lifetime average)
Added Apr 23, 2014

Sales Rank

30 day average: 1,172,076
90 day average: 1,036,032

Product Description

Help difficult students change negative behaviors with these strategies for teaching conflict resolution and anger management, handling power struggles successfully, helping students prevent bullying, and more.

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