| Attack Hero | 92 - - Solved You got it right. It gives no more XP and becomes available for Review after one week. | ✓ | 1 | 1052 | 101 | |
| Attack Hero | 86 - - Visited You have seen this problem but have not solved it. | ✗ | 6 | 1025 | 0 | |
| Attack Hero | 64 - - Visited You have seen this problem but have not solved it. | ✗ | 1 | 1018 | 0 | |
| Attack Hero | 61 - - Solved You got it right. It gives no more XP and becomes available for Review after one week. | ✓ | 3 | 1016 | 106 | |
| Attack Hero | 49 - - Visited You have seen this problem but have not solved it. | ✗ | 9 | 986 | 0 | |
| Attack Hero | 43 - - Visited You have seen this problem but have not solved it. | ✗ | 1 | 973 | 0 | |
| Attack Hero | 45 - - Visited You have seen this problem but have not solved it. | ✗ | 2 | 971 | 0 | |
| Attack Hero | 42 - - Solved You got it right. It gives no more XP and becomes available for Review after one week. | ✓ | 6 | 968 | 114 | |
| Attack Hero | 41 - - Solved You got it right. It gives no more XP and becomes available for Review after one week. | ✓ | 3 | 933 | 122 | |
