page.lessons.page_title

page.lessons.subtitle
sudoku.images.sudoku_in_action

lessons.techniques_index

lessons.sections.first_steps.title

lessons.sections.first_steps.intro

lessons.sections.first_steps.rules_quote

lessons.sections.first_steps.lesson_intro

lessons.sections.fundamentals.title

lessons.sections.fundamentals.description

sudoku.images.lesson_basic_method

lessons.sections.fundamentals.example

lessons.sections.cross_method.title

lessons.sections.cross_method.description

lessons.sections.cross_method.example1

sudoku.images.technique_3

lessons.sections.cross_method.improvement

sudoku.images.technique_3b

lessons.sections.swordfish.title

lessons.sections.swordfish.description

lessons.sections.swordfish.quote

lessons.sections.swordfish.practical

lessons.sections.xyz_wing.title

lessons.sections.xyz_wing.description

lessons.sections.xyz_wing.quote

lessons.sections.xyz_wing.practical

lessons.sections.dual_linking.title

lessons.sections.dual_linking.description

lessons.sections.dual_linking.quote

lessons.sections.dual_linking.example

lessons.sections.box_line_reduction.title

lessons.sections.box_line_reduction.description

lessons.sections.box_line_reduction.quote

lessons.sections.box_line_reduction.example

lessons.contact.title

lessons.contact.description