
- Knock Knock Who's There: My First Book Of Knock Knock Jokes
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Amazon
From $6.16 (New)

From $6.16 (New)

| Latest | $6.16 2 days ago |
| Highest | $7.99 Jul 10, '14 |
| Lowest | $4.51 Sep 24, '14 |
| Average | $6.16 (30d avg) $6.21 (90d avg) $6.09 (180d avg) $5.87 (365d avg) $6.08 (Lifetime average) |
| Added | Apr 15, 2013 |
| Latest | $3.40 2 days ago |
| Highest | $6.99 Jul 2, '14 |
| Lowest | $1.74 May 6, '15 |
| Average | $3.56 (30d avg) $3.86 (90d avg) $3.71 (180d avg) $3.56 (365d avg) $3.61 (Lifetime average) |
| Added | Apr 15, 2013 |
| Latest | $0.01 2 days ago |
| Highest | $0.84 Jan 17, '15 |
| Lowest | $0.01 Jan 16, '16 |
| Average | $0.01 (30d avg) $0.02 (90d avg) $0.02 (180d avg) $0.01 (365d avg) $0.03 (Lifetime average) |
| Added | Apr 15, 2013 |
30 day average: 1,299
90 day average: 1,648