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                    [slug] => computer-technology
                    [name] => Computer and Technology
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            [subcategories] => Array
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                            [slug] => microsoft-excel
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                            [name] => Microsoft PowerPoint
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            [parent_category] => Array
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                    [slug] => engineering
                    [name] => Engineering
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            [subcategories] => Array
                (
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                        (
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                            [slug] => mechanical-engineering
                            [id] => 1881
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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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                            [slug] => act-math
                            [id] => 1741
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                            [slug] => algebra-1
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                            [slug] => algebra-2
                            [id] => 1726
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                            [slug] => calculus
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                            [slug] => differential-equations
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                            [slug] => discrete-math
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                            [slug] => geometry
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                            [slug] => linear-algebra
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                            [slug] => probability
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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
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                            [id] => 1758
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            [parent_category] => Array
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                    [slug] => test-prep-exams
                    [name] => Test Prep and Exams
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            [subcategories] => Array
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                    [0] => Array
                        (
                            [name] => ACT Science
                            [slug] => act-science
                            [id] => 1870
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                )

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)