Puzzle titles are links to PDFs.

Make sure your answer is precisely correct before hitting "Submit".

1.

2.

3.

4.

5.

6.

7.

5 solves / 129 attempts

1 solves / 165 attempts

29 solves / 121 attempts

29 solves / 56 attempts

1 solves / 15 attempts

0 solves / 45 attempts

1 solves / 13 attempts

0 solves / 18 attempts

4 solves / 178 attempts

0 solves / 101 attempts

21 solves / 59 attempts

13 solves / 87 attempts

0 solves / 4 attempts

0 solves / 3 attempts