Array
(
    [1760] => Array
        (
            [parent_category_id] => 1760
            [parent_category] => Array
                (
                    [id] => 1760
                    [slug] => english-reading
                    [name] => English and Reading
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Literature
                            [slug] => literature
                            [id] => 1766
                        )

                    [1] => Array
                        (
                            [name] => Reading
                            [slug] => reading
                            [id] => 1763
                        )

                    [2] => Array
                        (
                            [name] => SAT Reading
                            [slug] => sat-reading
                            [id] => 1770
                        )

                    [3] => Array
                        (
                            [name] => Vocabulary
                            [slug] => vocabulary
                            [id] => 1765
                        )

                    [4] => Array
                        (
                            [name] => Writing
                            [slug] => writing
                            [id] => 1764
                        )

                )

        )

    [1699] => Array
        (
            [parent_category_id] => 1699
            [parent_category] => Array
                (
                    [id] => 1699
                    [slug] => languages
                    [name] => Languages
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => English
                            [slug] => english
                            [id] => 1704
                        )

                )

        )

    [1723] => Array
        (
            [parent_category_id] => 1723
            [parent_category] => Array
                (
                    [id] => 1723
                    [slug] => math
                    [name] => Math
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Elementary Math
                            [slug] => elementary-math
                            [id] => 1743
                        )

                    [1] => Array
                        (
                            [name] => Geometry
                            [slug] => geometry
                            [id] => 1727
                        )

                    [2] => Array
                        (
                            [name] => SAT Math
                            [slug] => sat-math
                            [id] => 1740
                        )

                )

        )

    [1744] => Array
        (
            [parent_category_id] => 1744
            [parent_category] => Array
                (
                    [id] => 1744
                    [slug] => science
                    [name] => Science
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Biology
                            [slug] => biology
                            [id] => 1746
                        )

                    [1] => Array
                        (
                            [name] => Botany
                            [slug] => botany
                            [id] => 1756
                        )

                    [2] => Array
                        (
                            [name] => Ecology
                            [slug] => ecology
                            [id] => 1755
                        )

                    [3] => Array
                        (
                            [name] => Elementary Science
                            [slug] => elementary-science
                            [id] => 1759
                        )

                    [4] => Array
                        (
                            [name] => Microbiology
                            [slug] => microbiology
                            [id] => 1752
                        )

                    [5] => Array
                        (
                            [name] => Physical Science
                            [slug] => physical-science
                            [id] => 1745
                        )

                )

        )

    [1903] => Array
        (
            [parent_category_id] => 1903
            [parent_category] => Array
                (
                    [id] => 1903
                    [slug] => special-needs-learning
                    [name] => Special Needs and Learning Support
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Study Skills
                            [slug] => study-skills
                            [id] => 1910
                        )

                )

        )

    [1856] => Array
        (
            [parent_category_id] => 1856
            [parent_category] => Array
                (
                    [id] => 1856
                    [slug] => test-prep-exams
                    [name] => Test Prep and Exams
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => GED
                            [slug] => ged
                            [id] => 1866
                        )

                    [1] => Array
                        (
                            [name] => SAT Writing
                            [slug] => sat-writing
                            [id] => 1871
                        )

                )

        )

)