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            [parent_category] => Array
                (
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                    [slug] => computer-technology
                    [name] => Computer and Technology
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            [subcategories] => Array
                (
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                        (
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                            [slug] => computer-science
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                        )

                    [1] => Array
                        (
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                            [slug] => html
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                        )

                    [2] => Array
                        (
                            [name] => Java
                            [slug] => java
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                        )

                    [3] => Array
                        (
                            [name] => JavaScript
                            [slug] => javascript
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                        (
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                            [slug] => macintosh
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                    [5] => Array
                        (
                            [name] => Microsoft Word
                            [slug] => microsoft-word
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                    [6] => Array
                        (
                            [name] => Python
                            [slug] => python
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                )

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            [parent_category] => Array
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                    [id] => 1880
                    [slug] => engineering
                    [name] => Engineering
                )

            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Chemical Engineering
                            [slug] => chemical-engineering
                            [id] => 1884
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                )

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            [parent_category] => Array
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                    [slug] => math
                    [name] => Math
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            [subcategories] => Array
                (
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                        (
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                            [slug] => algebra-1
                            [id] => 1725
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                    [1] => Array
                        (
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                            [slug] => algebra-2
                            [id] => 1726
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                        (
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                            [slug] => calculus
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                        (
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                        (
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                            [slug] => trigonometry
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            [parent_category] => Array
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                    [slug] => science
                    [name] => Science
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            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => Chemistry
                            [slug] => chemistry
                            [id] => 1747
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                )

        )

)