Презентация для учащихся 3 класса по теме "Длина ломаной линии"

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    ["title"] => string(28) ""Длина ломаной" "
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    ["category_seo"] => string(10) "matematika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1416853862"
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    ["title"] => string(55) "Ломаная линия.  Многоугольник "
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    ["file_id"] => string(6) "169580"
    ["category_seo"] => string(10) "matematika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1423420489"
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object(ArrayObject)#853 (1) {
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    ["title"] => string(85) "Открытый урок во 2 классе "Наглядная геометрия""
    ["seo_title"] => string(47) "otkrytyiurokvo2klassienaghliadnaiaghieomietriia"
    ["file_id"] => string(6) "266471"
    ["category_seo"] => string(16) "nachalniyeKlassi"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1450173422"
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object(ArrayObject)#875 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(96) "урок математики во 2 классе  по теме "Многоугольники" "
    ["seo_title"] => string(56) "urok-matiematiki-vo-2-klassie-po-tiemie-mnoghoughol-niki"
    ["file_id"] => string(6) "168552"
    ["category_seo"] => string(16) "nachalniyeKlassi"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1423244463"
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object(ArrayObject)#853 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(131) "Проект урока математики на тему "Сложение с переходом через десяток:а+9" "
    ["seo_title"] => string(84) "proiekt-uroka-matiematiki-na-tiemu-slozhieniie-s-pieriekhodom-chieriez-diesiatok-a-9"
    ["file_id"] => string(6) "183728"
    ["category_seo"] => string(16) "nachalniyeKlassi"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1425919304"
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