Тест по теме "Экологические проблемы человечества"

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object(ArrayObject)#855 (1) {
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    ["title"] => string(116) "Тест по обществознанию в 8 классе по теме «Личность и общество» "
    ["seo_title"] => string(74) "tiest-po-obshchiestvoznaniiu-v-8-klassie-po-tiemie-lichnost-i-obshchiestvo"
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    ["category_seo"] => string(16) "obschestvoznanie"
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    ["date"] => string(10) "1421427925"
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object(ArrayObject)#877 (1) {
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    ["title"] => string(54) "Конспект урока на тему: Почва "
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    ["file_id"] => string(6) "113041"
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    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1409073666"
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object(ArrayObject)#855 (1) {
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    ["title"] => string(70) "Степень. Умножение и деление степеней "
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