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            [parent_category] => Array
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                    [slug] => health-medical
                    [name] => Health and Medical
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            [subcategories] => Array
                (
                    [0] => Array
                        (
                            [name] => NCLEX
                            [slug] => nclex
                            [id] => 1879
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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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                        (
                            [name] => ACT Math
                            [slug] => act-math
                            [id] => 1741
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                        (
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                            [slug] => algebra-1
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                        (
                            [name] => Algebra 2
                            [slug] => algebra-2
                            [id] => 1726
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                    [3] => Array
                        (
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                            [slug] => elementary-math
                            [id] => 1743
                        )

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

                    [5] => Array
                        (
                            [name] => Prealgebra
                            [slug] => prealgebra
                            [id] => 1724
                        )

                    [6] => Array
                        (
                            [name] => Precalculus
                            [slug] => precalculus
                            [id] => 1728
                        )

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                        (
                            [name] => Regents
                            [slug] => regents
                            [id] => 1742
                        )

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

                    [9] => Array
                        (
                            [name] => Statistics
                            [slug] => statistics
                            [id] => 1736
                        )

                )

        )

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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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                    [0] => Array
                        (
                            [name] => Anatomy
                            [slug] => anatomy
                            [id] => 1749
                        )

                    [1] => Array
                        (
                            [name] => Biology
                            [slug] => biology
                            [id] => 1746
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                    [2] => Array
                        (
                            [name] => Chemistry
                            [slug] => chemistry
                            [id] => 1747
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                    [3] => Array
                        (
                            [name] => Genetics
                            [slug] => genetics
                            [id] => 1753
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                    [4] => Array
                        (
                            [name] => Physical Science
                            [slug] => physical-science
                            [id] => 1745
                        )

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                        (
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                            [slug] => physics
                            [id] => 1748
                        )

                    [6] => Array
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                            [name] => Physiology
                            [slug] => physiology
                            [id] => 1750
                        )

                )

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            [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
                        )

                )

        )

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            [parent_category] => Array
                (
                    [id] => 1856
                    [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
                        )

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

                    [2] => Array
                        (
                            [name] => MCAT
                            [slug] => mcat
                            [id] => 1865
                        )

                )

        )

)