Show:
super easy kindergarten-1st
easy 1st-2nd
normal 3rd-4th
hard grade 5-6
SUPER HARD grade 7-9
50
1x3

3

50
5x4

20

50

11x10

110

50

16x16

256

50

50x24x2

2400

150
1x1
1
150

5x5

25

150

10x12

120

150

17x16

272

150

2x14x9

252

350

3+34+12-4

45
350

3x3

9

350

12x12

144
350

18x19

342

350

100x45

4500

385

14-3+7

18

385

3x3x3

27

385

13x12x2

312

385

20x22x4

1760
385

102x341

34782

500

4x5

20

500
12x4

48

500

10x12x14

1680
500
46x213

9798

500

196x322

63112