This is a simple numbers ladder game contains 3 columns and 10 rows.
Each row contains a 3 squares with the same number.
From row 1 to row 8, each row contains one square red and two squares green.
From row 9 to row 10, each row contains one square green and two squares red.
Your job is to click on one square of each row and the square not light red.
The red color means that you fall into the trap!!!