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Buy from Amazon $45.39$1.76 $50.00 $40.00 $30.00 $20.00 $10.00 May Aug Nov Feb May Aug Nov Feb May 2014 2015 2016 $33.22, Feb 15 - Feb 21$33.55, Feb 22 - Mar 10$32.88, Mar 10 - Jul 27$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$8.09, May 4 3:54 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$8.03, May 6 6:46 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.99, May 8 12:01 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.93, May 10 8:08 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.89, May 12 3:14 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.85, May 14 4:10 am$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.79, May 17 1:20 am$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.75, May 18 1:43 am$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.69, May 21 2:09 am$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.65, May 22 9:03 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.60, May 24 7:17 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$7.55, May 26 6:24 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$5.97, May 28 4:33 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$5.92, May 30 11:25 pm$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$5.82, Jun 1 - Jun 2$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$5.78, Jun 3 - Jun 4$32.88, Mar 10 - Jul 27$32.72, May 3 - Jun 5$5.74, Jun 5 4:13 pm$32.88, Mar 10 - Jul 27$32.72, Jun 8 - Jun 11$5.69, Jun 8 12:58 am$32.88, Mar 10 - Jul 27$32.72, Jun 8 - Jun 11$5.64, Jun 10 2:44 am$32.88, Jun 12 - Jun 28$32.88, Mar 10 - Jul 27$5.45, Jun 12 7:34 am$32.88, Jun 12 - Jun 28$32.88, Mar 10 - Jul 27$5.21, Jun 14 1:34 pm$32.88, Jun 12 - Jun 28$32.88, Mar 10 - Jul 27$5.03, Jun 16 1:43 am$32.88, Jun 12 - Jun 28$32.88, Mar 10 - Jul 27$4.90, Jun 18 8:11 am$32.88, Jun 12 - Jun 28$32.88, Mar 10 - Jul 27$4.77, Jun 20 3:06 pm$32.88, Jun 12 - Jun 28$32.88, Mar 10 - Jul 27$4.69, Jun 22 3:11 am$32.88, Jun 12 - Jun 28$32.88, Mar 10 - Jul 27$4.63, Jun 23 - Jul 1$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$4.63, Jun 23 - Jul 1$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$4.54, Jul 4 5:09 am$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$4.40, Jul 6 1:10 pm$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$4.33, Jul 7 10:31 pm$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$4.24, Jul 10 9:33 am$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$4.09, Jul 12 7:47 pm$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$3.98, Jul 14 5:54 am$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$3.77, Jul 16 11:30 pm$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$3.66, Jul 18 2:16 am$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$3.46, Jul 20 9:13 am$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$3.28, Jul 22 5:09 pm$32.88, Mar 10 - Jul 27$32.72, Jun 29 - Jul 26$3.13, Jul 24 11:29 am$32.88, Mar 10 - Jul 27$2.99, Jul 27 - Jul 30$2.92, Jul 27 5:19 am$33.20, Jul 28 - Aug 17$2.99, Jul 27 - Jul 30$2.78, Jul 29 12:25 am$33.20, Jul 28 - Aug 17$2.99, Jul 27 - Jul 30$2.68, Jul 30 10:25 pm$33.20, Jul 31 - Aug 8$33.20, Jul 28 - Aug 17$2.65, Aug 1 5:41 pm$33.20, Jul 31 - Aug 8$33.20, Jul 28 - Aug 17$2.45, Aug 4 11:57 am$33.20, Jul 31 - Aug 8$33.20, Jul 28 - Aug 17$2.39, Aug 5 10:16 am$33.20, Jul 31 - Aug 8$33.20, Jul 28 - Aug 17$2.24, Aug 7 12:28 pm$33.20, Jul 28 - Aug 17$32.72, Aug 9 - Aug 18$1.99, Aug 10 2:20 pm$33.20, Jul 28 - Aug 17$32.72, Aug 9 - Aug 18$1.85, Aug 12 11:05 am$33.20, Jul 28 - Aug 17$32.72, Aug 9 - Aug 18$1.82, Aug 13 9:43 am$33.20, Jul 28 - Aug 17$32.72, Aug 9 - Aug 18$1.76, Aug 15 5:01 pm$33.20, Jul 28 - Aug 17$32.72, Aug 9 - Aug 18$8.23, Aug 17 6:17 pm$33.19, Aug 20 - Aug 31$33.19, Aug 18 - Aug 31$8.16, Aug 20 2:36 am$33.19, Aug 20 - Aug 31$33.19, Aug 18 - Aug 31$8.10, Aug 22 1:32 am$33.19, Aug 20 - Aug 31$33.19, Aug 18 - Aug 31$8.08, Aug 24 1:12 am$33.19, Aug 20 - Aug 31$33.19, Aug 18 - Aug 31$11.99, Aug 26 3:45 am$33.19, Aug 20 - Aug 31$33.19, Aug 18 - Aug 31$25.00, Aug 27 - Aug 30$32.85, Sep 1 - Sep 3$32.85, Sep 1 - Sep 9$26.40, Aug 31 - Sep 1$32.85, Sep 1 - Sep 3$32.85, Sep 1 - Sep 9$23.00, Sep 3 - Sep 4$32.85, Sep 1 - Sep 9$28.97, Sep 5 1:08 pm$28.86, Sep 4 - Sep 5$32.85, Sep 6 - Sep 9$32.85, Sep 1 - Sep 9$30.00, Sep 6 - Sep 11$32.51, Sep 10 - Sep 11$32.51, Sep 10 - Sep 20$30.00, Sep 6 - Sep 11$32.51, Sep 10 - Sep 20$32.49, Sep 12 - Sep 18$9.96, Sep 12 - Sep 20$32.51, Sep 20 4:24 am$32.51, Sep 10 - Sep 20$9.96, Sep 12 - Sep 20$33.32, Sep 22 - Sep 30$32.72, Sep 22 - Sep 28$30.00, Sep 22 - Sep 28$39.32, Sep 30 - Oct 2$37.42, Oct 2 1:51 am$30.00, Sep 30 - Oct 8$40.91, Oct 4 4:05 am$36.51, Oct 4 - Oct 6$30.00, Sep 30 - Oct 8$40.90, Oct 6 5:49 am$36.51, Oct 4 - Oct 6$30.00, Sep 30 - Oct 8$40.91, Oct 8 7:37 am$33.32, Oct 8 - Oct 12$30.00, Sep 30 - Oct 8$40.90, Oct 10 - Oct 12$33.32, Oct 8 - Oct 12$29.33, Oct 10 - Oct 28$40.68, Oct 14 - Oct 16$34.15, Oct 14 - Nov 20$29.33, Oct 10 - Oct 28$40.69, Oct 19 1:35 am$34.15, Oct 14 - Nov 20$29.33, Oct 10 - Oct 28$40.48, Oct 21 6:23 am$34.15, Oct 14 - Nov 20$29.33, Oct 10 - Oct 28$34.15, Oct 14 - Nov 20$29.33, Oct 23 - Oct 28$29.33, Oct 10 - Oct 28$34.15, Oct 14 - Nov 20$30.00, Nov 3 10:10 am$25.91, Nov 3 10:10 am$34.15, Oct 14 - Nov 20$29.33, Nov 9 - Nov 22$25.99, Nov 9 - Nov 18$34.15, Oct 14 - Nov 20$29.33, Nov 9 - Nov 22$24.99, Nov 20 2:40 pm$32.98, Nov 22 - Dec 16$29.33, Nov 9 - Nov 22$20.92, Nov 22 5:50 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$20.75, Nov 24 7:31 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$20.57, Nov 26 6:07 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$20.38, Nov 28 4:40 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$19.98, Dec 2 1:13 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$19.74, Dec 4 12:15 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$19.55, Dec 6 9:57 am$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$19.31, Dec 8 12:52 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$16.80, Dec 12 3:41 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$16.67, Dec 14 1:37 pm$32.98, Nov 22 - Dec 16$28.99, Nov 24 - Jan 2$16.50, Dec 16 1:26 pm$34.31, Dec 17 - Jan 7$28.99, Nov 24 - Jan 2$16.43, Dec 17 1:55 pm$34.31, Dec 17 - Jan 7$28.99, Nov 24 - Jan 2$22.99, Dec 22 - Dec 29$34.31, Dec 17 - Jan 7$28.99, Nov 24 - Jan 2$23.00, Dec 30 - Jan 4$34.31, Dec 17 - Jan 7$30.00, Jan 4 - Jan 7$29.00, Jan 5 - Jan 6$34.31, Jan 7 11:03 pm$34.31, Dec 17 - Jan 7$28.30, Jan 7 11:03 pm$38.29, Jan 10 - Jan 15$34.48, Jan 8 - Jan 12$34.48, Jan 8 - Jan 13$38.29, Jan 10 - Jan 15$34.48, Jan 8 - Jan 13$32.72, Jan 13 - Jan 15$38.29, Jan 10 - Jan 15$34.47, Jan 15 - Jan 19$32.72, Jan 13 - Jan 15$41.18, Jan 17 9:03 pm$34.47, Jan 15 - Jan 19$32.92, Jan 16 - Jan 19$40.96, Jan 19 11:17 am$34.47, Jan 15 - Jan 19$32.92, Jan 16 - Jan 19$34.47, Jan 15 - Jan 19$32.72, Jan 21 2:06 am$24.94, Jan 21 2:06 am$34.86, Jan 22 - Jan 23$34.47, Jan 15 - Jan 19$24.89, Jan 23 12:39 pm$41.59, Jan 25 - Jan 26$40.67, Jan 25 4:19 am$34.47, Jan 15 - Jan 19$41.61, Jan 27 7:09 pm$41.40, Jan 27 7:09 pm$34.47, Jan 15 - Jan 19$43.77, Jan 28 - Jan 30$41.95, Jan 30 11:05 am$39.24, Jan 30 11:05 am$43.23, Feb 1 5:28 am$39.85, Feb 1 - Feb 16$38.25, Feb 1 5:28 am$43.00, Feb 3 2:07 am$39.85, Feb 1 - Feb 16$38.22, Feb 3 2:07 am$39.85, Feb 1 - Feb 16$35.06, Feb 4 12:42 am$35.06, Feb 4 12:42 am$39.85, Feb 1 - Feb 16$34.17, Feb 7 1:02 pm$34.16, Feb 7 1:02 pm$39.85, Feb 1 - Feb 16$34.11, Feb 9 - Feb 11$34.11, Feb 9 - Feb 11$39.85, Feb 1 - Feb 16$36.66, Feb 12 11:15 pm$34.81, Feb 12 11:15 pm$39.85, Feb 1 - Feb 16$34.77, Feb 14 6:57 pm$34.51, Feb 14 6:57 pm$39.85, Feb 1 - Feb 16$34.16, Feb 16 3:43 pm$34.15, Feb 16 3:43 pm$34.64, Feb 18 - Feb 24$31.74, Feb 18 1:23 pm$31.73, Feb 18 1:23 pm$34.64, Feb 18 - Feb 24$31.70, Feb 20 - Feb 24$30.52, Feb 21 10:20 am$34.64, Feb 18 - Feb 24$31.70, Feb 20 - Feb 24$30.65, Feb 22 - Feb 23$39.85, Feb 25 - Mar 17$39.34, Feb 25 - Feb 27$32.72, Feb 25 - Mar 1$40.35, Feb 28 - Mar 2$39.85, Feb 25 - Mar 17$32.72, Feb 25 - Mar 1$44.30, Mar 3 6:48 pm$39.85, Feb 25 - Mar 17$35.06, Mar 2 - Mar 17$39.85, Feb 25 - Mar 17$37.72, Mar 4 - Mar 17$35.06, Mar 2 - Mar 17$45.39, Mar 19 7:22 pm$39.65, Mar 19 - Mar 23$34.87, Mar 19 7:22 pm$39.65, Mar 19 - Mar 23$37.92, Mar 20 - Mar 23$37.75, Mar 20 - Mar 23$43.78, Mar 25 - Apr 13$39.44, Mar 25 - Apr 1$34.66, Mar 25 - Apr 1$43.78, Mar 25 - Apr 13$39.24, Apr 4 - Apr 24$34.47, Apr 4 - Apr 13$43.77, Apr 27 - May 14$39.24, Apr 27 - Apr 30$34.47, Apr 4 - Apr 13$43.77, Apr 27 - May 14$39.04, May 3 - May 21$34.47, Apr 4 - Apr 13$43.77, Apr 27 - May 14$39.04, May 3 - May 21$34.27, May 9 - May 14$39.04, May 3 - May 21$38.00, May 18 - May 25$34.27, May 9 - May 14$41.95, May 25 - Jun 27$38.00, May 18 - May 25$34.27, May 9 - May 14$41.95, May 25 - Jun 27$37.99, May 29 4:44 pm$30.00, May 29 4:44 pm$41.95, May 25 - Jun 27$37.95, Jun 3 - Jul 5$35.99, Jun 3 - Jun 5$41.95, May 25 - Jun 27$38.00, Jun 8 12:12 am$37.95, Jun 3 - Jul 5$41.95, May 25 - Jun 27$37.95, Jun 3 - Jul 5$34.67, Jun 11 10:13 pm$41.95, May 25 - Jun 27$37.95, Jun 3 - Jul 5$34.66, Jun 15 5:11 pm$41.95, May 25 - Jun 27$37.95, Jun 3 - Jul 5$30.15, Jun 19 11:33 am$41.95, May 25 - Jun 27$37.95, Jun 3 - Jul 5$30.08, Jun 23 5:33 am$41.95, May 25 - Jun 27$37.95, Jun 3 - Jul 5$25.50, Jun 27 1:06 am$41.33, Jul 1 2:39 am$37.95, Jun 3 - Jul 5$22.19, Jul 1 2:39 am$38.45, Jul 5 - Jul 18$37.95, Jun 3 - Jul 5$19.24, Jul 5 9:54 am$38.45, Jul 5 - Jul 18$38.35, Jul 10 - Jul 14$16.04, Jul 10 10:40 pm$38.45, Jul 5 - Jul 18$38.35, Jul 10 - Jul 14$17.56, Jul 14 7:11 pm$38.45, Jul 5 - Jul 18$38.33, Jul 18 9:55 am$16.00, Jul 18 9:55 am$38.33, Jul 18 9:55 am$35.96, Jul 22 - Jul 25$14.49, Jul 22 2:20 am$38.33, Jul 18 9:55 am$35.96, Jul 22 - Jul 25$14.02, Jul 25 4:02 pm$38.33, Jul 18 9:55 am$36.32, Jul 29 - Aug 1$11.96, Jul 29 5:43 am$38.33, Jul 18 9:55 am$36.32, Jul 29 - Aug 1$10.98, Aug 1 8:20 pm$38.33, Jul 18 9:55 am$35.96, Aug 5 - Aug 9$10.32, Aug 5 11:24 am$38.33, Jul 18 9:55 am$35.96, Aug 5 - Aug 9$9.99, Aug 9 5:34 am$38.33, Jul 18 9:55 am$36.32, Aug 13 12:25 am$11.99, Aug 13 12:25 am$34.88, Aug 16 6:02 pm$30.88, Aug 16 6:02 pm$11.26, Aug 16 6:02 pm$33.83, Aug 20 - Aug 24$29.83, Aug 20 - Aug 24$10.54, Aug 20 12:49 pm$33.83, Aug 20 - Aug 24$29.83, Aug 20 - Aug 24$10.53, Aug 24 6:24 am$32.81, Aug 28 - Aug 31$28.81, Aug 28 - Aug 31$14.99, Aug 28 1:33 am$32.81, Aug 28 - Aug 31$28.81, Aug 28 - Aug 31$23.11, Aug 31 6:30 pm$31.82, Sep 4 - Sep 10$27.81, Sep 4 - Sep 10$26.22, Sep 4 - Sep 6$31.82, Sep 4 - Sep 10$27.81, Sep 4 - Sep 10$25.96, Sep 10 12:13 pm$30.86, Sep 14 8:26 am$26.86, Sep 14 - Sep 18$25.70, Sep 14 8:26 am$30.02, Sep 18 - Sep 22$26.86, Sep 14 - Sep 18$24.53, Sep 18 5:28 am$30.02, Sep 18 - Sep 22$26.03, Sep 22 - Oct 24$20.03, Sep 22 3:42 am$30.67, Sep 26 - Oct 4$26.03, Sep 22 - Oct 24$20.55, Sep 26 1:57 am$30.67, Sep 26 - Oct 4$26.03, Sep 22 - Oct 24$24.53, Sep 30 12:31 am$30.67, Sep 26 - Oct 4$26.03, Sep 22 - Oct 24$24.28, Oct 4 2:05 am$43.04, Oct 8 4:56 am$31.69, Oct 8 - Nov 17$26.03, Sep 22 - Oct 24$31.69, Oct 8 - Nov 17$31.68, Oct 10 7:41 am$26.03, Sep 22 - Oct 24$31.69, Oct 8 - Nov 17$26.03, Sep 22 - Oct 24$24.45, Oct 12 9:18 am$31.69, Oct 8 - Nov 17$26.03, Sep 22 - Oct 24$19.78, Oct 14 9:55 am$31.69, Oct 8 - Nov 17$26.03, Sep 22 - Oct 24$19.65, Oct 16 10:03 am$31.69, Oct 8 - Nov 17$26.03, Sep 22 - Oct 24$19.53, Oct 18 9:02 am$31.69, Oct 8 - Nov 17$26.03, Sep 22 - Oct 24$19.44, Oct 20 8:24 am$31.69, Oct 8 - Nov 17$26.03, Sep 22 - Oct 24$19.20, Oct 24 5:04 am$31.69, Oct 8 - Nov 17$26.00, Oct 28 - Dec 16$18.97, Oct 28 3:23 am$31.69, Oct 8 - Nov 17$26.00, Oct 28 - Dec 16$19.46, Nov 1 - Dec 16$32.00, Nov 22 1:49 am$26.00, Oct 28 - Dec 16$19.46, Nov 1 - Dec 16$32.31, Nov 26 12:38 pm$26.00, Oct 28 - Dec 16$19.46, Nov 1 - Dec 16$32.63, Dec 1 - Jan 10$26.00, Oct 28 - Dec 16$19.46, Nov 1 - Dec 16$32.63, Dec 1 - Jan 10$25.01, Dec 21 7:46 am$18.96, Dec 21 7:46 am$32.63, Dec 1 - Jan 10$25.00, Dec 26 - Jan 10$18.80, Dec 26 9:23 pm$32.63, Dec 1 - Jan 10$25.00, Dec 26 - Jan 10$18.67, Dec 31 1:05 pm$32.63, Dec 1 - Jan 10$25.00, Dec 26 - Jan 10$19.97, Jan 5 - Jan 22$39.51, Jan 15 2:18 am$26.00, Jan 15 2:18 am$19.97, Jan 5 - Jan 22$41.95, Jan 20 - Feb 6$27.26, Jan 20 - Jan 27$19.97, Jan 5 - Jan 22$41.95, Jan 20 - Feb 6$27.26, Jan 20 - Jan 27$26.37, Jan 25 - Jan 27$41.95, Jan 20 - Feb 6$36.00, Feb 1 6:30 pm$21.00, Feb 1 6:30 pm$41.95, Jan 20 - Feb 6$30.99, Feb 6 8:39 pm$20.88, Feb 6 8:39 pm$39.85, Feb 12 - Mar 7$30.87, Feb 12 12:05 am$20.87, Feb 12 12:05 am$39.85, Feb 12 - Mar 7$35.85, Feb 17 9:30 am$20.88, Feb 17 9:30 am$39.85, Feb 12 - Mar 7$35.85, Feb 17 9:30 am$26.05, Feb 22 10:45 pm$39.85, Feb 12 - Mar 7$35.85, Feb 17 9:30 am$24.88, Feb 25 6:14 pm$39.85, Feb 12 - Mar 7$33.52, Mar 7 - Mar 30$25.93, Mar 7 3:05 am$41.95, Mar 18 12:38 pm$33.52, Mar 7 - Mar 30$25.13, Mar 18 12:38 pm$37.85, Mar 30 1:28 am$33.52, Mar 7 - Mar 30$22.67, Mar 30 1:28 am 23,6301,218,453 1,562,500 781,250 390,625 Oct Dec Feb Apr Jun Aug Oct Dec Feb Apr 2015 2016

Price Details

New

Latest $37.85 Mar 30, '16
Highest $41.95 Mar 18, '16
Lowest $30.02 Sep 18, '15
Average $40.66 (30d avg)
$39.42 (90d avg)
$35.70 (180d avg)
$36.61 (365d avg)
$35.35 (Lifetime average)
Added Feb 15, 2014

3rd Party New

Latest $33.52 Mar 30, '16
Highest $41.40 Jan 27, '15
Lowest $2.99 Jul 27, '14
Average $33.52 (30d avg)
$31.12 (90d avg)
$28.51 (180d avg)
$31.39 (365d avg)
$31.61 (Lifetime average)
Added Feb 15, 2014

3rd Party Used

Latest $22.67 Mar 30, '16
Highest $45.39 Mar 19, '15
Lowest $1.76 Aug 15, '14
Average $25.53 (30d avg)
$22.84 (90d avg)
$21.71 (180d avg)
$25.11 (365d avg)
$23.45 (Lifetime average)
Added Feb 15, 2014

Sales Rank

30 day average: 422,059
90 day average: 432,586

Product Description

This revised guide outlines 50 strategies for developing high-performing schools. Emphasizing educational parity for all students, the book is organized around six standards:

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