Number Island

A sum puzzle on a grid of numbers: players link horizontally or vertically adjacent cells into islands whose totals match a list of target values. Boards range from small easy grids with three targets to the large Omniscient level with fifteen, and stats and an archive of past days are included.

Category

Math, Logic

How you play

Find the equation, Sort items into groups

Languages

Any (no reading needed)

Daily puzzle

Yes

Archive

Yes

Made by

Ana Puzzle

• 6.8
  Knotilus

  Split ten numbers into three linked sequences
  Play
• 6.6
  Cagey

  Fill number cages to hit arithmetic targets
  Play
• 6.6
  Dodeku

  Place number tiles to match the target sums
  Play
• 6.5
  Ophex

  Combine seven numbers into one target number
  Play
• 6.2
  Dozenal

  Merge numbered tiles built around twelve
  Play
• 6.1
  SUMS

  Place numbers in order using adjacent totals
  Play
• 5.5
  Equations

  Split a number grid into valid equation triples
  Play
• 5.5
  Sequation

  Arrange five digits to hit a target number
  Play