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Buy from Amazon $15.03$0.01 $17.50 $13.13 $8.75 $4.38 Dec Mar Jun Sep Dec Mar Jun Sep Dec Mar Jun 2014 2015 2016 $12.66, Sep 10 4:30 pm$14.49, Nov 15 - Dec 10$13.50, Dec 12 - Dec 16$14.49, Dec 18 - Dec 31$13.50, Jan 2 - Jan 15$13.56, Jan 15 - May 23$13.56, Jan 15 - May 23$8.97, May 3 - May 7$8.96, May 3 - May 7$13.56, Jan 15 - May 23$8.96, May 3 - May 7$8.26, May 7 4:06 pm$13.56, Jan 15 - May 23$7.30, May 8 - May 18$7.29, May 8 - May 10$13.56, Jan 15 - May 23$7.30, May 8 - May 18$7.14, May 12 9:56 pm$13.56, Jan 15 - May 23$7.30, May 8 - May 18$7.02, May 14 1:33 pm$13.56, Jan 15 - May 23$7.30, May 8 - May 18$6.85, May 17 12:27 pm$13.56, Jan 15 - May 23$8.97, May 19 - Jun 5$6.67, May 20 3:41 am$13.56, Jan 15 - May 23$8.97, May 19 - Jun 5$6.52, May 22 2:30 pm$13.37, May 23 - Jun 3$8.97, May 19 - Jun 5$6.39, May 25 2:42 am$13.37, May 23 - Jun 3$8.97, May 19 - Jun 5$6.16, May 27 3:56 pm$13.37, May 23 - Jun 3$8.97, May 19 - Jun 5$6.02, May 29 3:07 pm$13.37, May 23 - Jun 3$8.97, May 19 - Jun 5$5.86, Jun 1 3:44 am$13.37, May 23 - Jun 3$8.97, May 19 - Jun 5$5.70, Jun 3 6:59 pm$13.27, Jun 4 - Jun 9$8.97, May 19 - Jun 5$5.60, Jun 5 5:28 am$13.27, Jun 4 - Jun 9$7.99, Jun 7 - Jun 11$5.43, Jun 8 2:09 pm$13.37, Jun 10 - Jun 15$7.99, Jun 7 - Jun 11$5.30, Jun 10 4:42 pm$13.37, Jun 10 - Jun 15$9.10, Jun 12 - Jun 13$5.06, Jun 13 5:26 pm$13.37, Jun 10 - Jun 15$8.97, Jun 14 - Jul 23$4.78, Jun 15 11:03 pm$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$4.48, Jun 18 6:13 am$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$4.24, Jun 20 12:43 pm$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$3.91, Jun 23 12:36 pm$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$3.80, Jun 25 1:55 am$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$3.70, Jun 28 3:01 am$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$3.57, Jun 30 11:09 am$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$3.43, Jul 2 5:22 pm$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$3.28, Jul 5 1:54 am$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$3.12, Jul 7 6:31 pm$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$2.97, Jul 10 5:41 am$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$2.82, Jul 12 5:28 pm$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$2.64, Jul 15 1:18 pm$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$2.51, Jul 18 1:02 am$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$2.37, Jul 20 7:59 am$13.56, Jun 16 - Jul 23$8.97, Jun 14 - Jul 23$2.23, Jul 22 3:49 pm$13.37, Jul 24 - Aug 4$9.49, Jul 25 8:30 am$4.00, Jul 25 - Jul 27$13.37, Jul 24 - Aug 4$9.44, Jul 27 10:55 pm$7.81, Jul 27 10:55 pm$13.37, Jul 24 - Aug 4$9.05, Jul 29 - Sep 3$7.99, Jul 28 - Aug 16$13.21, Aug 5 - Aug 23$9.05, Jul 29 - Sep 3$7.99, Jul 28 - Aug 16$13.21, Aug 5 - Aug 23$9.05, Jul 29 - Sep 3$7.34, Aug 18 8:29 am$13.21, Aug 5 - Aug 23$9.05, Jul 29 - Sep 3$6.01, Aug 20 3:59 pm$13.21, Aug 5 - Aug 23$9.05, Jul 29 - Sep 3$4.92, Aug 23 4:26 pm$13.37, Aug 24 - Oct 8$9.05, Jul 29 - Sep 3$6.35, Aug 25 - Aug 28$13.37, Aug 24 - Oct 8$9.92, Aug 30 5:21 am$9.05, Jul 29 - Sep 3$13.37, Aug 24 - Oct 8$9.83, Sep 1 9:41 am$9.05, Jul 29 - Sep 3$13.37, Aug 24 - Oct 8$9.86, Sep 3 5:05 pm$9.05, Jul 29 - Sep 3$13.37, Aug 24 - Oct 8$9.62, Sep 5 9:10 pm$9.10, Sep 5 9:10 pm$13.37, Aug 24 - Oct 8$9.05, Sep 8 - Sep 12$9.05, Sep 8 - Sep 28$13.37, Aug 24 - Oct 8$9.49, Sep 14 9:01 pm$9.05, Sep 8 - Sep 28$13.37, Aug 24 - Oct 8$9.30, Sep 15 11:38 pm$9.05, Sep 8 - Sep 28$13.37, Aug 24 - Oct 8$9.91, Sep 19 4:48 am$9.05, Sep 8 - Sep 28$13.37, Aug 24 - Oct 8$9.83, Sep 21 7:05 pm$9.05, Sep 8 - Sep 28$13.37, Aug 24 - Oct 8$9.92, Sep 23 - Sep 25$9.05, Sep 8 - Sep 28$13.37, Aug 24 - Oct 8$10.01, Sep 27 6:07 am$9.05, Sep 8 - Sep 28$13.37, Aug 24 - Oct 8$9.97, Sep 29 - Sep 30$9.15, Sep 29 - Oct 1$13.37, Aug 24 - Oct 8$10.01, Oct 1 1:05 pm$9.15, Sep 29 - Oct 1$13.37, Aug 24 - Oct 8$10.00, Oct 2 - Oct 3$9.12, Oct 3 - Oct 7$13.37, Aug 24 - Oct 8$9.74, Oct 7 12:02 am$9.12, Oct 3 - Oct 7$10.88, Oct 9 - Oct 13$9.74, Oct 9 3:52 am$8.91, Oct 9 - Oct 13$10.88, Oct 9 - Oct 13$10.00, Oct 11 - Oct 12$8.91, Oct 9 - Oct 13$10.88, Oct 9 - Oct 13$10.08, Oct 13 - Oct 14$8.91, Oct 9 - Oct 13$13.37, Oct 14 - Oct 18$10.09, Oct 16 9:40 pm$9.11, Oct 14 - Oct 18$12.72, Oct 19 - Oct 28$10.09, Oct 19 4:09 am$9.12, Oct 19 4:09 am$12.72, Oct 19 - Oct 28$10.04, Oct 20 - Oct 21$9.11, Oct 20 - Oct 21$12.72, Oct 19 - Oct 28$9.12, Oct 22 - Oct 28$8.46, Oct 23 - Oct 31$13.37, Oct 31 - Dec 2$9.11, Oct 31 3:45 am$8.46, Oct 23 - Oct 31$13.37, Oct 31 - Dec 2$9.15, Nov 2 8:15 pm$8.28, Nov 2 8:15 pm$13.37, Oct 31 - Dec 2$8.93, Nov 6 5:41 pm$8.92, Nov 6 5:41 pm$13.37, Oct 31 - Dec 2$8.67, Nov 9 - Dec 2$8.66, Nov 9 - Nov 21$13.37, Oct 31 - Dec 2$8.67, Nov 9 - Dec 2$8.62, Nov 22 10:35 am$13.37, Oct 31 - Dec 2$8.67, Nov 9 - Dec 2$8.48, Nov 24 1:17 pm$13.37, Oct 31 - Dec 2$8.67, Nov 9 - Dec 2$8.26, Nov 27 4:00 pm$13.37, Oct 31 - Dec 2$8.67, Nov 9 - Dec 2$8.14, Nov 29 4:14 pm$13.37, Oct 31 - Dec 2$8.67, Nov 9 - Dec 2$8.01, Dec 1 4:34 pm$13.23, Dec 3 - Dec 7$8.60, Dec 3 - Dec 8$0.01, Dec 3 - Dec 18$13.09, Dec 8 - Dec 12$2.00, Dec 9 - Dec 16$0.01, Dec 3 - Dec 18$12.95, Dec 12 - Dec 17$2.00, Dec 9 - Dec 16$0.01, Dec 3 - Dec 18$12.95, Dec 12 - Dec 17$1.70, Dec 17 - Jan 2$0.01, Dec 3 - Dec 18$12.82, Dec 18 - Dec 20$1.70, Dec 17 - Jan 2$0.01, Dec 3 - Dec 18$12.82, Dec 18 - Dec 20$1.70, Dec 17 - Jan 2$1.69, Dec 20 8:49 pm$12.69, Dec 29 - Dec 31$3.74, Dec 29 12:22 pm$1.70, Dec 17 - Jan 2$12.56, Dec 31 - Jan 2$1.70, Dec 31 10:09 pm$1.70, Dec 17 - Jan 2$12.56, Dec 31 - Jan 2$1.70, Dec 17 - Jan 2$1.69, Jan 2 4:24 pm$12.80, Jan 12 - Jan 20$8.38, Jan 13 - Jan 21$0.64, Jan 13 9:15 am$12.80, Jan 12 - Jan 20$8.38, Jan 13 - Jan 21$0.24, Jan 15 1:40 am$12.80, Jan 12 - Jan 20$8.38, Jan 13 - Jan 21$0.04, Jan 16 4:43 pm$12.80, Jan 12 - Jan 20$8.38, Jan 13 - Jan 21$0.01, Jan 18 - Jan 20$12.92, Jan 21 - Jan 26$8.45, Jan 22 - Jan 26$3.89, Jan 22 2:46 pm$12.92, Jan 21 - Jan 26$8.45, Jan 22 - Jan 26$3.54, Jan 25 3:10 am$12.79, Jan 26 - Jan 30$8.38, Jan 27 - Feb 5$3.85, Jan 27 6:47 pm$12.79, Jan 26 - Jan 30$8.38, Jan 27 - Feb 5$3.98, Jan 28 - Feb 3$13.04, Jan 31 - Feb 3$8.38, Jan 27 - Feb 5$3.98, Jan 28 - Feb 3$12.91, Feb 4 - Feb 7$8.38, Jan 27 - Feb 5$3.96, Feb 4 2:18 am$12.91, Feb 4 - Feb 7$8.37, Feb 5 - Feb 12$3.86, Feb 6 7:52 pm$13.03, Feb 8 - Feb 11$8.37, Feb 5 - Feb 12$3.81, Feb 8 4:30 pm$13.03, Feb 8 - Feb 11$8.37, Feb 5 - Feb 12$3.77, Feb 11 11:10 am$13.16, Feb 12 - Feb 21$8.38, Feb 13 - Feb 17$3.98, Feb 14 6:25 am$13.16, Feb 12 - Feb 21$8.38, Feb 13 - Feb 17$5.81, Feb 16 4:23 am$13.16, Feb 12 - Feb 21$8.12, Feb 19 4:00 am$6.99, Feb 18 - Feb 19$13.16, Feb 12 - Feb 21$8.88, Feb 21 - Feb 22$7.24, Feb 20 - Feb 24$13.29, Feb 22 - Mar 6$8.88, Feb 24 2:59 am$7.24, Feb 20 - Feb 24$13.29, Feb 22 - Mar 6$8.88, Feb 26 1:50 am$7.20, Feb 25 - Mar 19$13.29, Feb 22 - Mar 6$8.31, Feb 28 11:51 pm$7.20, Feb 25 - Mar 19$13.29, Feb 22 - Mar 6$8.07, Mar 3 - Mar 4$7.20, Feb 25 - Mar 19$13.29, Feb 22 - Mar 6$8.30, Mar 5 1:52 pm$7.20, Feb 25 - Mar 19$13.15, Mar 7 - Mar 15$8.07, Mar 6 - Mar 8$7.20, Feb 25 - Mar 19$13.15, Mar 7 - Mar 15$8.88, Mar 9 6:11 pm$7.20, Feb 25 - Mar 19$13.15, Mar 7 - Mar 15$8.56, Mar 10 - Mar 15$7.20, Feb 25 - Mar 19$13.01, Mar 17 - Mar 20$8.49, Mar 17 - Mar 20$7.20, Feb 25 - Mar 19$12.88, Mar 21 - Mar 24$8.42, Mar 21 - Mar 24$6.27, Mar 21 10:46 pm$12.75, Mar 25 - Apr 3$8.36, Mar 25 - Apr 3$6.00, Mar 25 1:10 pm$12.75, Mar 25 - Apr 3$8.36, Mar 25 - Apr 3$5.88, Mar 27 9:51 pm$12.75, Mar 25 - Apr 3$8.36, Mar 25 - Apr 3$7.01, Mar 30 8:16 am$12.75, Mar 25 - Apr 3$8.36, Mar 25 - Apr 3$7.20, Apr 1 8:58 pm$12.75, Mar 25 - Apr 3$8.36, Mar 25 - Apr 3$7.19, Apr 3 5:26 am$12.62, Apr 4 - Apr 7$8.29, Apr 4 - Apr 8$7.06, Apr 5 11:58 pm$12.49, Apr 8 - Apr 13$8.29, Apr 4 - Apr 8$6.83, Apr 8 5:48 pm$12.49, Apr 8 - Apr 13$8.08, Apr 11 - Apr 13$6.58, Apr 11 2:54 pm$12.49, Apr 8 - Apr 13$8.08, Apr 11 - Apr 13$6.46, Apr 13 1:49 am$12.36, Apr 14 - Apr 21$8.08, Apr 15 9:10 pm$6.21, Apr 15 9:10 pm$12.36, Apr 14 - Apr 21$1.70, Apr 17 - Apr 25$1.65, Apr 18 12:25 pm$12.36, Apr 14 - Apr 21$1.70, Apr 17 - Apr 25$1.53, Apr 21 6:15 am$12.23, Apr 22 - Apr 25$1.70, Apr 17 - Apr 25$1.42, Apr 24 1:32 am$12.23, Apr 22 - Apr 25$1.70, Apr 17 - Apr 25$1.37, Apr 25 12:18 pm$12.10, Apr 27 - May 4$7.77, Apr 28 - May 4$2.87, Apr 28 3:40 pm$12.10, Apr 27 - May 4$7.77, Apr 28 - May 4$5.58, Apr 30 2:56 am$12.10, Apr 27 - May 4$7.77, Apr 28 - May 4$6.50, May 2 10:19 pm$11.97, May 5 - May 9$7.70, May 5 - May 7$6.51, May 5 4:22 pm$11.97, May 5 - May 9$7.70, May 5 - May 7$6.50, May 7 5:18 am$12.01, May 11 - May 14$7.53, May 9 - May 24$6.23, May 11 4:21 am$12.01, May 11 - May 14$7.53, May 9 - May 24$5.98, May 12 7:58 pm$12.01, May 11 - May 14$7.53, May 9 - May 24$5.95, May 14 11:44 am$12.05, May 16 6:32 am$7.53, May 9 - May 24$5.31, May 16 6:32 am$12.09, May 20 - Jun 7$7.53, May 9 - May 24$4.75, May 20 1:33 pm$12.09, May 20 - Jun 7$7.53, May 9 - May 24$4.50, May 22 5:18 pm$12.09, May 20 - Jun 7$7.53, May 9 - May 24$4.27, May 24 7:24 pm$12.09, May 20 - Jun 7$8.10, May 26 11:46 pm$4.07, May 26 11:46 pm$12.09, May 20 - Jun 7$8.46, May 29 - Jul 3$4.00, May 29 6:15 am$12.09, May 20 - Jun 7$8.46, May 29 - Jul 3$3.68, May 31 2:20 pm$12.09, May 20 - Jun 7$8.46, May 29 - Jul 3$3.50, Jun 2 11:23 pm$12.09, May 20 - Jun 7$8.46, May 29 - Jul 3$5.82, Jun 5 7:52 am$12.09, May 20 - Jun 7$8.46, May 29 - Jul 3$5.58, Jun 7 4:16 pm$12.13, Jun 11 - Jun 13$8.46, May 29 - Jul 3$5.49, Jun 11 - Jun 15$12.17, Jun 15 - Jun 17$8.46, May 29 - Jul 3$5.49, Jun 11 - Jun 15$12.17, Jun 15 - Jun 17$8.46, May 29 - Jul 3$5.44, Jun 17 3:47 pm$12.21, Jun 19 - Jul 1$8.46, May 29 - Jul 3$4.97, Jun 21 - Jun 29$12.21, Jun 19 - Jul 1$8.46, May 29 - Jul 3$4.98, Jul 1 - Jul 5$12.16, Jul 3 - Jul 5$8.46, May 29 - Jul 3$4.98, Jul 1 - Jul 5$12.16, Jul 3 - Jul 5$9.56, Jul 5 6:52 pm$4.98, Jul 1 - Jul 5$11.61, Jul 8 - Jul 19$8.46, Jul 8 - Jul 19$5.85, Jul 8 1:11 am$11.61, Jul 8 - Jul 19$8.46, Jul 8 - Jul 19$5.84, Jul 10 7:56 pm$11.61, Jul 8 - Jul 19$8.46, Jul 8 - Jul 19$5.60, Jul 13 9:29 am$11.61, Jul 8 - Jul 19$8.46, Jul 8 - Jul 19$5.23, Jul 15 6:57 am$11.61, Jul 8 - Jul 19$8.46, Jul 8 - Jul 19$4.77, Jul 17 5:51 am$11.52, Jul 21 - Jul 26$6.95, Jul 21 - Jul 22$5.34, Jul 21 - Jul 28$11.52, Jul 21 - Jul 26$8.46, Jul 24 - Sep 4$5.34, Jul 21 - Jul 28$11.11, Jul 28 - Jul 30$8.46, Jul 24 - Sep 4$5.34, Jul 21 - Jul 28$11.11, Jul 28 - Jul 30$8.46, Jul 24 - Sep 4$5.33, Jul 30 - Aug 2$10.82, Aug 2 - Aug 12$8.46, Jul 24 - Sep 4$5.75, Aug 4 4:36 pm$10.82, Aug 2 - Aug 12$8.46, Jul 24 - Sep 4$5.32, Aug 6 - Aug 10$10.82, Aug 2 - Aug 12$8.46, Jul 24 - Sep 4$5.31, Aug 12 - Aug 14$10.96, Aug 14 - Aug 20$8.46, Jul 24 - Sep 4$5.31, Aug 12 - Aug 14$10.96, Aug 14 - Aug 20$8.46, Jul 24 - Sep 4$5.49, Aug 16 - Aug 23$13.31, Aug 22 - Aug 31$8.46, Jul 24 - Sep 4$5.49, Aug 16 - Aug 23$13.31, Aug 22 - Aug 31$8.46, Jul 24 - Sep 4$5.44, Aug 25 7:40 pm$13.31, Aug 22 - Aug 31$8.46, Jul 24 - Sep 4$5.35, Aug 29 4:08 pm$13.31, Aug 22 - Aug 31$8.46, Jul 24 - Sep 4$5.29, Aug 31 1:40 pm$13.34, Sep 2 - Sep 4$8.46, Jul 24 - Sep 4$5.18, Sep 2 11:41 am$13.34, Sep 2 - Sep 4$8.46, Jul 24 - Sep 4$4.88, Sep 4 10:54 am$13.17, Sep 6 - Sep 14$8.00, Sep 6 - Sep 14$4.12, Sep 8 10:42 am$13.17, Sep 6 - Sep 14$8.00, Sep 6 - Sep 14$3.77, Sep 10 10:31 am$13.17, Sep 6 - Sep 14$8.00, Sep 6 - Sep 14$3.49, Sep 14 6:55 am$13.03, Sep 18 3:44 am$7.99, Sep 18 - Sep 28$3.36, Sep 18 3:44 am$13.20, Sep 20 - Sep 22$7.99, Sep 18 - Sep 28$3.35, Sep 20 3:05 am$13.20, Sep 20 - Sep 22$7.99, Sep 18 - Sep 28$2.91, Sep 22 2:55 am$13.06, Sep 24 - Oct 2$7.99, Sep 18 - Sep 28$2.43, Sep 24 3:02 am$13.06, Sep 24 - Oct 2$7.99, Sep 18 - Sep 28$1.55, Sep 28 2:33 am$13.06, Sep 24 - Oct 2$8.62, Sep 30 - Oct 4$1.52, Sep 30 - Oct 4$12.92, Oct 4 - Oct 6$8.62, Sep 30 - Oct 4$1.52, Sep 30 - Oct 4$12.92, Oct 4 - Oct 6$7.99, Oct 6 - Oct 20$1.23, Oct 6 7:56 am$12.96, Oct 8 - Oct 16$7.99, Oct 6 - Oct 20$1.18, Oct 8 10:10 am$12.96, Oct 8 - Oct 16$7.99, Oct 6 - Oct 20$1.06, Oct 12 2:19 pm$12.96, Oct 8 - Oct 16$7.99, Oct 6 - Oct 20$0.98, Oct 14 - Oct 26$13.00, Oct 18 - Oct 20$7.99, Oct 6 - Oct 20$0.98, Oct 14 - Oct 26$13.03, Oct 22 - Oct 30$7.96, Oct 22 12:29 pm$0.98, Oct 14 - Oct 26$13.03, Oct 22 - Oct 30$7.95, Oct 24 11:30 am$0.98, Oct 14 - Oct 26$13.03, Oct 22 - Oct 30$7.93, Oct 26 10:43 am$0.98, Oct 14 - Oct 26$13.03, Oct 22 - Oct 30$7.91, Oct 28 10:46 am$0.97, Oct 28 10:46 am$13.06, Nov 1 - Nov 3$8.62, Nov 1 11:19 am$0.98, Oct 30 - Nov 13$13.06, Nov 1 - Nov 3$8.45, Nov 3 - Nov 9$0.98, Oct 30 - Nov 13$13.09, Nov 5 - Nov 13$8.45, Nov 3 - Nov 9$0.98, Oct 30 - Nov 13$13.09, Nov 5 - Nov 13$8.42, Nov 11 8:49 pm$0.98, Oct 30 - Nov 13$13.12, Nov 16 - Nov 18$8.11, Nov 16 2:01 am$3.50, Nov 16 2:01 am$13.12, Nov 16 - Nov 18$8.45, Nov 18 - Nov 20$3.99, Nov 18 6:47 am$13.15, Nov 20 - Nov 22$8.45, Nov 18 - Nov 20$7.01, Nov 20 - Nov 22$13.15, Nov 20 - Nov 22$8.46, Nov 22 - Nov 24$7.01, Nov 20 - Nov 22$13.18, Nov 24 - Dec 2$8.46, Nov 22 - Nov 24$7.00, Nov 24 11:53 pm$13.18, Nov 24 - Dec 2$8.45, Nov 27 - Dec 9$6.99, Nov 27 7:01 am$13.18, Nov 24 - Dec 2$8.45, Nov 27 - Dec 9$0.90, Nov 29 3:49 pm$13.18, Nov 24 - Dec 2$8.45, Nov 27 - Dec 9$6.97, Dec 2 3:04 am$13.21, Dec 4 - Dec 9$8.45, Nov 27 - Dec 9$6.94, Dec 4 3:00 pm$13.21, Dec 4 - Dec 9$8.45, Nov 27 - Dec 9$6.92, Dec 7 2:27 am$13.21, Dec 4 - Dec 9$8.45, Nov 27 - Dec 9$6.97, Dec 9 5:11 pm$13.24, Dec 12 - Dec 14$8.78, Dec 12 6:49 am$6.86, Dec 12 6:49 am$13.24, Dec 12 - Dec 14$8.79, Dec 14 7:44 pm$6.68, Dec 14 7:44 pm$13.27, Dec 17 - Dec 24$8.81, Dec 17 - Dec 27$6.46, Dec 17 9:11 am$13.27, Dec 17 - Dec 24$8.81, Dec 17 - Dec 27$6.28, Dec 19 10:20 pm$13.27, Dec 17 - Dec 24$8.81, Dec 17 - Dec 27$6.47, Dec 22 10:20 am$13.27, Dec 17 - Dec 24$8.81, Dec 17 - Dec 27$6.09, Dec 24 8:40 pm$13.30, Dec 27 - Jan 4$8.81, Dec 17 - Dec 27$6.37, Dec 27 3:40 pm$13.30, Dec 27 - Jan 4$8.83, Dec 30 - Jan 6$6.43, Dec 30 5:33 am$13.30, Dec 27 - Jan 4$8.83, Dec 30 - Jan 6$6.35, Jan 1 2:28 pm$13.30, Dec 27 - Jan 4$8.83, Dec 30 - Jan 6$6.17, Jan 4 12:53 am$13.33, Jan 6 - Jan 8$8.83, Dec 30 - Jan 6$5.85, Jan 6 11:10 am$13.33, Jan 6 - Jan 8$8.84, Jan 8 11:09 pm$6.48, Jan 8 11:09 pm$13.19, Jan 13 - Jan 18$8.77, Jan 13 - Jan 18$7.20, Jan 13 - Jan 24$13.22, Jan 21 - Jan 29$8.79, Jan 21 - Jan 26$7.20, Jan 13 - Jan 24$13.22, Jan 21 - Jan 29$8.79, Jan 21 - Jan 26$7.24, Jan 26 - Jan 29$13.22, Jan 21 - Jan 29$9.71, Jan 29 5:29 am$7.24, Jan 26 - Jan 29$13.25, Jan 31 - Feb 5$3.99, Jan 31 5:59 pm$1.70, Jan 31 5:59 pm$13.25, Jan 31 - Feb 5$8.80, Feb 3 - Feb 13$7.24, Feb 3 7:00 am$13.25, Jan 31 - Feb 5$9.21, Feb 5 9:54 pm$8.80, Feb 3 - Feb 13$13.28, Feb 8 - Feb 11$9.17, Feb 8 11:39 am$8.80, Feb 3 - Feb 13$13.28, Feb 8 - Feb 11$8.80, Feb 3 - Feb 13$7.23, Feb 11 1:27 am$13.31, Feb 13 - Feb 21$9.20, Feb 13 5:30 pm$8.80, Feb 3 - Feb 13$13.31, Feb 13 - Feb 21$9.17, Feb 16 10:27 am$8.83, Feb 16 - Feb 21$13.31, Feb 13 - Feb 21$9.27, Feb 19 3:29 am$8.83, Feb 16 - Feb 21$13.31, Feb 13 - Feb 21$9.25, Feb 21 11:03 pm$8.83, Feb 16 - Feb 21$15.03, Feb 24 6:09 pm$9.12, Feb 24 - Mar 7$8.90, Feb 24 6:09 pm$13.60, Feb 27 11:48 am$9.12, Feb 24 - Mar 7$8.94, Feb 27 - Mar 13$13.63, Mar 2 - Mar 13$9.12, Feb 24 - Mar 7$8.94, Feb 27 - Mar 13$13.63, Mar 2 - Mar 13$8.94, Feb 27 - Mar 13$6.50, Mar 13 9:42 pm$13.66, Mar 19 5:13 pm$9.12, Mar 19 5:13 pm$8.54, Mar 19 - Mar 25$13.69, Mar 25 5:44 pm$9.11, Mar 25 - Mar 31$8.54, Mar 19 - Mar 25$13.79, Mar 31 1:00 pm$9.39, Mar 31 1:00 pm$9.11, Mar 25 - Mar 31 13,057340,216 390,625 312,500 234,375 156,250 78,125 Oct Dec Feb Apr Jun Aug Oct Dec Feb Apr 2015 2016

Price Details

New

Latest $13.79 4 hrs ago
Highest $15.03 Feb 24, '16
Lowest $10.82 Aug 2, '15
Average $13.65 (30d avg)
$13.46 (90d avg)
$13.29 (180d avg)
$12.73 (365d avg)
$13.08 (Lifetime average)
Added Sep 10, 2013

3rd Party New

Latest $9.39 4 hrs ago
Highest $9.71 Jan 29, '16
Lowest $1.70 Jan 31, '16
Average $8.78 (30d avg)
$8.63 (90d avg)
$8.51 (180d avg)
$8.16 (365d avg)
$8.11 (Lifetime average)
Added Sep 10, 2013

3rd Party Used

Latest $9.11 4 hrs ago
Highest $10.09 Oct 19, '14
Lowest $0.01 Jan 18, '15
Average $8.61 (30d avg)
$7.94 (90d avg)
$5.80 (180d avg)
$5.30 (365d avg)
$5.62 (Lifetime average)
Added Sep 10, 2013

Sales Rank

30 day average: 81,936
90 day average: 107,734

Product Description

Kids will gravitate to Steve Tomeceks humorously illustrated guide, which surveys the earths astounding variety of rocks and minerals and the fascinating ways people have transformed them into usable materials. From talcum powder to silver jewelry, it all comes from inside this great big rock we live on. A high-interest topic for youngsters as well as an important segment of the elementary science curriculum, this book is in a kid-pleasing format and includes a bonus activity.

National Geographic supports K-12 educators with ELA Common Core Resources.

Visitwww.natgeoed.org/commoncorefor more information.

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