Number Island
Archive
Stats
Easy
Medium
Long
Number Island
/
Archive
/
Expert
Expert · 2026-08-12
Form groups of adjacent cells (above, below, left, or right) that add up to:
7
29
4
2
6
5
18
14
6
7
7
9
7
0
4
7
0
0
1
5
0
2
6
1
6
1
6
4
0
5
0
3
0
0
9
0
7
0
6
0
9
0
7
0
5
7