| | | - | $1.99
| $3.00 | 1h 01m | |
| | | - | $19.99
| $6.50 | 1h 09m | |
| | |  | $14.66
| $3.60 | 6h 37m | |
| | | - | $3.99
| $7.85 | 11h 54m | |
| | | - | $2.00
| Calculate | 12h 43m | |
| | |  | $18.95
| $3.80 | 18h 50m | |
| | |  | $27.34
| Free | 18h 50m | |
| | | - | $5.00
| $3.50 | 22h 28m | |
| | | - | $0.99
| Calculate | 1d 01m | |
| | | - | $3.99
| $5.50 | 1d 06h 00m | |
| | | - | $0.99
| $3.00 | 2d 06h 20m | |
| | | - | $7.99
| Not specified | 2d 09h 52m | |
| | | - | $0.99
| Calculate | 2d 10h 24m | |
| | | - | $4.99
| $3.00 | 2d 10h 42m | |
| | | - | $15.95
| $4.80 | 2d 11h 30m | |
| | | - | $1.99
| $1.00 | 2d 12h 01m | |
| | | 2
 | $2,029.00 $12,222.00
| See description | 2d 23h 41m | |
| | |  | $19.99
| $7.00 | 3d 03h 57m | |
| | | 1 | $4.00
| $6.00 | 3d 04h 46m | |
| | |  | $49.99
| $9.00 | 3d 09h 43m | |
| | | -
 | $0.01 $4.99
| $8.99 | 3d 12h 04m | |
| | | | - | $5.00
| $10.00 | 3d 20h 47m | |
| Helping the Learning Disabled Child Find Social Success
| | - | $12.20
| Not specified | 3d 20h 59m | |
| | | - | $4.00
| Calculate | 4d 01h 59m | |
| | | 3 | $3.25
| $7.00 | 4d 03h 27m | |
| | |  | $9.99
| $3.50 | 4d 10h 40m | |
| | |  | $9.33
| $3.80 | 4d 12h 52m | |
| | |  | $13.55
| $3.80 | 4d 13h 08m | |
| | |  | $9.87
| $3.80 | 4d 13h 08m | |
| | |  | $10.98
| $4.55 | 4d 15h 11m | |
| | |  | $14.36
| $3.80 | 4d 15h 46m | |
| | | - | $13.07
| Not specified | 4d 19h 39m | |
| | |  | $5.99
| $3.80 | 5d 04h 00m | |
| | | - | $6.99
| Calculate | 5d 08h 25m | |
| | |  | $16.91
| $4.25 | 5d 08h 29m | |
| | | - | $2.45
| $2.30 | 5d 12h 31m | |
| | | - | $7.99
| Free | 6d 01h 41m | |
| | | 1 | $0.99
| $50.00 | 6d 01h 47m | |
| | | - | $7.99
| Free | 6d 01h 49m | |
| | |  | $7.43
| $3.60 | 6d 03h 15m | |
| | |  | $13.30
| $3.80 | 6d 03h 24m | |
| | |  | $44.95
| Calculate | 6d 05h 37m | |
| | |  | $13.44
| $3.60 | 6d 07h 31m | |
| | |  | $12.89
| $3.80 | 6d 08h 32m | |
| | | - | $6.99
| Calculate | 6d 11h 41m | |
| | |  | $10.66
| $3.80 | 6d 12h 33m | |
| | |  | $9.96
| $4.25 | 6d 15h 07m | |
| | |  | $15.40
| $3.60 | 6d 15h 24m | |
| | | -
 | $12.95 $15.95
| $3.33 | 6d 22h 27m | |
| | | - | $1.84
| $12.09 | 7d 22h 44m | |