Demo Games

Try our number grid puzzles risk-free!

Playing in Demo Mode - Sign up to unlock practice mode, daily challenges, and XP tracking!

Beginner

Sum Grid

Match row and column sums

  • ✓Fill 3×3 grid with 1-9
  • ✓Match target sums
  • ✓3 cells pre-filled
Intermediate

Multiplication Grid

Match row and column products

  • ✓Fill 3×3 grid with 1-9
  • ✓Match target products
  • ✓3 cells pre-filled
Expert

Combined Grid

Match BOTH sums AND products!

  • ✓Fill 3×3 grid with 1-9
  • ✓Match sums AND products
  • ⚠NO cells pre-filled - Ultimate challenge!

Demo Mode

Try out the games with maximum hints! Sign in to unlock practice mode, compete in daily challenges, and track your progress.

5 hints
Available per puzzle
Fixed puzzle
Same board to try
Try before signing in
No account needed

How to Play

Rules

  • • Use each number from 1-9 exactly once
  • • Fill the 3×3 grid completely
  • • Match the target sums/products shown
  • • Some cells are pre-filled to help you

Controls

  • • Click a cell to select it
  • • Click a number to place it
  • • Click the same number to remove it
  • • Use hints if you get stuck
  • • Submit when complete to check