Array
(
    [1840] => Array
        (
            [parent_category_id] => 1840
            [parent_category] => Array
                (
                    [id] => 1840
                    [slug] => art-design
                    [name] => Art and Design
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Adobe Flash
                            [slug] => adobe-flash
                            [id] => 1846
                        )

                    [1] => Array
                        (
                            [name] => Adobe Illustrator
                            [slug] => adobe-illustrator
                            [id] => 1844
                        )

                    [2] => Array
                        (
                            [name] => Adobe InDesign
                            [slug] => adobe-indesign
                            [id] => 1845
                        )

                    [3] => Array
                        (
                            [name] => Adobe Photoshop
                            [slug] => adobe-photoshop
                            [id] => 1843
                        )

                    [4] => Array
                        (
                            [name] => Animation
                            [slug] => animation
                            [id] => 1799
                        )

                    [5] => Array
                        (
                            [name] => Desktop Publishing
                            [slug] => desktop-publishing
                            [id] => 1848
                        )

                    [6] => Array
                        (
                            [name] => Graphic Design
                            [slug] => graphic-design
                            [id] => 1849
                        )

                    [7] => Array
                        (
                            [name] => Web Design
                            [slug] => web-design
                            [id] => 1850
                        )

                )

        )

    [1802] => Array
        (
            [parent_category_id] => 1802
            [parent_category] => Array
                (
                    [id] => 1802
                    [slug] => computer-technology
                    [name] => Computer and Technology
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Angular
                            [slug] => angular
                            [id] => 1833
                        )

                    [1] => Array
                        (
                            [name] => Computer Programming
                            [slug] => computer-programming
                            [id] => 1813
                        )

                    [2] => Array
                        (
                            [name] => CSS
                            [slug] => css
                            [id] => 1816
                        )

                    [3] => Array
                        (
                            [name] => General Computer
                            [slug] => general-computer
                            [id] => 1803
                        )

                    [4] => Array
                        (
                            [name] => HTML
                            [slug] => html
                            [id] => 1817
                        )

                    [5] => Array
                        (
                            [name] => JavaScript
                            [slug] => javascript
                            [id] => 1819
                        )

                    [6] => Array
                        (
                            [name] => JQuery
                            [slug] => jquery
                            [id] => 1832
                        )

                    [7] => Array
                        (
                            [name] => Macintosh
                            [slug] => macintosh
                            [id] => 1838
                        )

                    [8] => Array
                        (
                            [name] => Swift
                            [slug] => swift
                            [id] => 1830
                        )

                )

        )

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

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

                    [1] => Array
                        (
                            [name] => Spelling
                            [slug] => spelling
                            [id] => 1769
                        )

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

                )

        )

    [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
                        )

                )

        )

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

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

                )

        )

)