| 1640 | Family tree  | 1.0 | 100 | |
| 1642 | Snowflakes  | 11.0 | 31 | |
| 1643 | Ocean  | 11.0 | 31 | |
| 1644 | Logo  | 8.0 | 36 | |
| 1645 | Virtual friends  | 6.7 | 39 | |
| 1646 | DeHuff  | 4.0 | 50 | |
| 1648 | Self-product  | 2.0 | 71 | |
| 1649 | Messengers  | 3.0 | 58 | |
| 1677 | Optical Reader  | 29.0 | 19 | |
| 1678 | Just Prune The List  | 36.0 | 17 | |
| 1714 | Credit Check  | 55.7 | 14 | |
| 1722 | Encoding  | 127.8 | 9 | |
| 1740 | Gulliver  | 18.0 | 24 | |
| 1744 | Chess  | 7.0 | 38 | |
| 1749 | Holidays  | 17.0 | 25 | |
| 1754 | Exchange  | 25.0 | 20 | |
| 1802 | Jack  | 10.0 | 32 | |
| 1803 | Forgotten Toys  | 1.0 | 100 | |
| 1804 | Crayons  | 1.0 | 100 | |
| 1805 | Windows  | 15.0 | 26 | |
| 1806 | Cut  | 10.0 | 32 | |
| 1807 | Expressions  | 5.0 | 45 | |
| 1808 | DNA  | 6.0 | 41 | |
| 1809 | Ecology  | 9.0 | 34 | |
| 1810 | Paper Route  | 3.0 | 58 | |
| 1811 | Octagons  | 1.0 | 100 | |
| 1812 | Party Location  | 2.0 | 71 | |
| 1813 | Numbersrebmun  | 16.0 | 25 | |
| 1814 | Class Schedule  | 3.0 | 58 | |
| 1815 | Alien Communicating Machines  | 12.0 | 29 | |
| 1816 | Largest Square  | 8.0 | 36 | |
| 1817 | Bridges and Tunnels  | 4.0 | 50 | |
| 1818 | Elections  | 6.0 | 41 | |
| 1819 | TV  | 9.0 | 34 | |
| 1820 | Wages  | 2.0 | 71 | |
| 1821 | Bet  | 8.0 | 36 | |
| 1822 | Robot  | 6.0 | 41 | |
| 1823 | Conveyor  | 1.0 | 100 | |
| 1824 | Fence  | 1.0 | 100 | |
| 1825 | Squarewords  | 12.0 | 29 | |
| 1826 | Crosswords  | 25.7 | 20 | |
| 1827 | Apples  | 20.0 | 23 | |
| 1828 | Matrix  | 6.0 | 41 | |
| 1829 | Dance  | 10.0 | 32 | |
| 1830 | The Knight  | 1.0 | 100 | |
| 1831 | Sorting  | 2.0 | 71 | |
| 1832 | U-turn  | 16.0 | 25 | |
| 1833 | Pals  | 8.0 | 36 | |
| 1834 | X3  | 9.0 | 34 | |
| 1844 | Gold Coins  | 154.0 | 9 | |
| 1850 | Dividing into Groups  | 0.0 | 100 | |
| 1851 | The Beach  | 15.0 | 26 | |
| 1852 | Lists and Columns  | 14.0 | 27 | |
| 1853 | Monotonic Subsequence  | 11.0 | 31 | |
| 1863 | Dictionary Size  | 3.0 | 58 | |
| 1864 | Caption  | 5.0 | 45 | |
| 1865 | GCD Guessing Game  | 9.0 | 34 | |
| 1866 | Eve  | 2.0 | 71 | |
| 1867 | Kingdom Roadmap  | 2.0 | 71 | |
| 1868 | Alignment of Code  | 10.0 | 32 | |
| 1869 | Binary Operation  | 1.0 | 100 | |
| 1870 | Cactus Revolution  | 0.0 | 100 | |
| 1871 | Dome of Circus  | 10.0 | 32 | |
| 1872 | Evacuation Plan  | 4.0 | 50 | |
| 1873 | Factorial Simplification  | 4.0 | 50 | |
| 1874 | Hands of Poker  | 1.0 | 100 | |
| 1875 | Ideal Path  | 9.0 | 34 | |
| 1876 | Jungle Outpost  | 3.0 | 58 | |
| 1877 | K-Graph Oddity  | 4.0 | 50 | |
| 1886 | Addictive Bubbles  | 10.0 | 32 | |
| 1887 | Blind Problem Solving  | 2.0 | 71 | |
| 1888 | Caravan Robbers  | 6.0 | 41 | |
| 1889 | Exact Measurement  | 4.0 | 50 | |
| 1890 | Folding Snake Cube  | 5.0 | 45 | |
| 1891 | Great Deceiver  | 7.0 | 38 | |
| 1892 | Hyperdrome  | 8.0 | 36 | |
| 1893 | Labyrinth of the Minotaur  | 4.0 | 50 | |
| 1912 | Scarecrow  | 38.0 | 17 | |
| 1913 | High Score  | 42.0 | 16 | |
| 1914 | Sequence  | 1.0 | 100 | |
| 1915 | Распил (Sawing the Beam)  | 39.0 | 17 | |
| 1916 | Transformation of the Graph  | 1.0 | 100 | |
| 1917 | Commissions  | 3.0 | 58 | |
| 1926 | Cambridge  | 19.0 | 23 | |
| 1927 | F7  | 16.0 | 25 | |
| 1928 | Jealousy  | 10.0 | 32 | |
| 1929 | Strength  | 7.0 | 38 | |
| 1930 | Mortadella  | 18.0 | 24 | |
| 1931 | Crossword  | 13.0 | 28 | |
| 1932 | Chains  | 13.0 | 28 | |
| 1933 | Discount  | 3.0 | 58 | |
| 1934 | Information  | 17.0 | 25 | |
| 1935 | Order  | 12.0 | 29 | |
| 1936 | Malcolm  | 13.0 | 28 | |
| 1937 | Aerodrom  | 13.0 | 28 | |
| 1938 | Herkabe  | 1.0 | 100 | |
| 1939 | Processor  | 1.0 | 100 | |
| 1940 | Walnut roll  | 11.0 | 31 | |
| 1941 | Essay  | 12.0 | 29 | |
| 1942 | Voyager  | 11.0 | 31 | |