Not familiar with tectonic puzzles yet?
Then view the simple
PLAY TECTONIC ONLINE
You can't change the numbers that are already on the grid when you start.
We have given these numbers a bold font.
Follow the steps below to solve a tectonic puzzle from our database.
- LEV: choose your starting level (1=easy - 3=hard).
- PUZZLE: choose a tectonic puzzle from 1 to 50.
- START: choose START after choosing LEV and PUZZLE.
- The tectonic puzzle is loaded and the box at the bottom right turns yellow.
- Choose a box where you want to enter a number. This box will then turn yellow.
- Choose one of the 5 big numbers if you are sure of your choice
- Choose one or more of the 5 small numbers to indicate possible candidates
- If you select a number when the box already has a number, then this new number will
replace the previous number.
- You can make a box empty by clicking on the number that is already in the box.
- Click on ✓ to check the tectonic puzzle. The wrong boxes turn red.
If the puzzle is completely correct, all boxes will turn yellow.