WC_Product_Simple Object ( [object_type:protected] => product [post_type:protected] => product [cache_group:protected] => products [data:protected] => Array ( [name] => אנציקלופדית המדע stem [slug] => %d7%90%d7%a0%d7%a6%d7%99%d7%a7%d7%9c%d7%95%d7%a4%d7%93%d7%99%d7%aa-%d7%94%d7%9e%d7%93%d7%a2-stem [date_created] => WC_DateTime Object ( [utc_offset:protected] => 0 [date] => 2024-02-09 21:31:28.000000 [timezone_type] => 3 [timezone] => Asia/Jerusalem ) [date_modified] => WC_DateTime Object ( [utc_offset:protected] => 0 [date] => 2025-10-26 10:43:10.000000 [timezone_type] => 3 [timezone] => Asia/Jerusalem ) [status] => publish [featured] => [catalog_visibility] => visible [description] =>

אנציקלופדית המדע stem - בואו לגלות 70 מושגים מרתקים מתחומי המדעים! איך פועל המגנט? מהי בינה מלאכותית (AI)? האם יש חלקיק קטן יותר מאטום? איך נוצר ענן?
זוהי קריאה לכל הילדים הסקרנים שאוהבים לחקור ולגלות דברים! אתם מוזמנים לפתוח את הספר המגניב הזה ולמצוא בו 70 מושגים מעניינים מתחומי המדעים השונים: מדעי הטבע, פיזיקה, מתמטיקה, כימיה, מדעי הסביבה, גוף האדם ועוד. המושגים בספר מסודרים לפי סדר האלפבית ומלווים באיורים יפים וברורים שיעזרו לכם להבין את המושגים טוב יותר.
ראו גם: מסביב לעולם ב 80 חידות

[short_description] =>

בואו לגלות 70 מושגים מרתקים מתחומי המדעים! 

[sku] => 226070 [price] => 44.9 [regular_price] => 64 [sale_price] => 44.9 [date_on_sale_from] => [date_on_sale_to] => [total_sales] => 16 [tax_status] => taxable [tax_class] => [manage_stock] => 1 [stock_quantity] => 4 [stock_status] => instock [backorders] => no [low_stock_amount] => [sold_individually] => [weight] => [length] => [width] => [height] => [upsell_ids] => Array ( ) [cross_sell_ids] => Array ( ) [parent_id] => 0 [reviews_allowed] => [purchase_note] => [attributes] => Array ( [pa_age] => WC_Product_Attribute Object ( [data:protected] => Array ( [id] => 1 [name] => pa_age [options] => Array ( [0] => 430 [1] => 431 ) [position] => 1 [visible] => 1 [variation] => ) ) [pa_book_publishing] => WC_Product_Attribute Object ( [data:protected] => Array ( [id] => 43 [name] => pa_book_publishing [options] => Array ( [0] => 726 ) [position] => 2 [visible] => 1 [variation] => ) ) [pa_book_topics] => WC_Product_Attribute Object ( [data:protected] => Array ( [id] => 42 [name] => pa_book_topics [options] => Array ( [0] => 1336 [1] => 679 ) [position] => 3 [visible] => 1 [variation] => ) ) [pa_book_type] => WC_Product_Attribute Object ( [data:protected] => Array ( [id] => 101 [name] => pa_book_type [options] => Array ( [0] => 542 ) [position] => 4 [visible] => 1 [variation] => ) ) [pa_book_cover_type] => WC_Product_Attribute Object ( [data:protected] => Array ( [id] => 96 [name] => pa_book_cover_type [options] => Array ( [0] => 501 ) [position] => 7 [visible] => 1 [variation] => ) ) [pa_book_publishing_year] => WC_Product_Attribute Object ( [data:protected] => Array ( [id] => 95 [name] => pa_book_publishing_year [options] => Array ( [0] => 2003 ) [position] => 10 [visible] => 1 [variation] => ) ) ) [default_attributes] => Array ( ) [menu_order] => 0 [post_password] => [virtual] => [downloadable] => [category_ids] => Array ( [0] => 163 [1] => 164 ) [tag_ids] => Array ( ) [shipping_class_id] => 0 [downloads] => Array ( ) [image_id] => 50639 [gallery_image_ids] => Array ( ) [download_limit] => -1 [download_expiry] => -1 [rating_counts] => Array ( ) [average_rating] => 0 [review_count] => 0 ) [supports:protected] => Array ( [0] => ajax_add_to_cart ) [id:protected] => 50638 [changes:protected] => Array ( ) [object_read:protected] => 1 [extra_data:protected] => Array ( ) [default_data:protected] => Array ( [name] => [slug] => [date_created] => [date_modified] => [status] => [featured] => [catalog_visibility] => visible [description] => [short_description] => [sku] => [price] => [regular_price] => [sale_price] => [date_on_sale_from] => [date_on_sale_to] => [total_sales] => 0 [tax_status] => taxable [tax_class] => [manage_stock] => [stock_quantity] => [stock_status] => instock [backorders] => no [low_stock_amount] => [sold_individually] => [weight] => [length] => [width] => [height] => [upsell_ids] => Array ( ) [cross_sell_ids] => Array ( ) [parent_id] => 0 [reviews_allowed] => 1 [purchase_note] => [attributes] => Array ( ) [default_attributes] => Array ( ) [menu_order] => 0 [post_password] => [virtual] => [downloadable] => [category_ids] => Array ( ) [tag_ids] => Array ( ) [shipping_class_id] => 0 [downloads] => Array ( ) [image_id] => [gallery_image_ids] => Array ( ) [download_limit] => -1 [download_expiry] => -1 [rating_counts] => Array ( ) [average_rating] => 0 [review_count] => 0 ) [data_store:protected] => WC_Data_Store Object ( [instance:WC_Data_Store:private] => WC_Product_Data_Store_CPT Object ( [internal_meta_keys:protected] => Array ( [0] => _visibility [1] => _sku [2] => _price [3] => _regular_price [4] => _sale_price [5] => _sale_price_dates_from [6] => _sale_price_dates_to [7] => total_sales [8] => _tax_status [9] => _tax_class [10] => _manage_stock [11] => _stock [12] => _stock_status [13] => _backorders [14] => _low_stock_amount [15] => _sold_individually [16] => _weight [17] => _length [18] => _width [19] => _height [20] => _upsell_ids [21] => _crosssell_ids [22] => _purchase_note [23] => _default_attributes [24] => _product_attributes [25] => _virtual [26] => _downloadable [27] => _download_limit [28] => _download_expiry [29] => _featured [30] => _downloadable_files [31] => _wc_rating_count [32] => _wc_average_rating [33] => _wc_review_count [34] => _variation_description [35] => _thumbnail_id [36] => _file_paths [37] => _product_image_gallery [38] => _product_version [39] => _wp_old_slug [40] => _edit_last [41] => _edit_lock ) [must_exist_meta_keys:protected] => Array ( [0] => _tax_class ) [extra_data_saved:protected] => [updated_props:protected] => Array ( ) [meta_type:protected] => post [object_id_field_for_meta:protected] => ) [stores:WC_Data_Store:private] => Array ( [coupon] => WC_Coupon_Data_Store_CPT [customer] => WC_Customer_Data_Store [customer-download] => WC_Customer_Download_Data_Store [customer-download-log] => WC_Customer_Download_Log_Data_Store [customer-session] => WC_Customer_Data_Store_Session [order] => WC_Order_Data_Store_CPT [order-refund] => WC_Order_Refund_Data_Store_CPT [order-item] => WC_Order_Item_Data_Store [order-item-coupon] => WC_Order_Item_Coupon_Data_Store [order-item-fee] => WC_Order_Item_Fee_Data_Store [order-item-product] => WC_Order_Item_Product_Data_Store [order-item-shipping] => WC_Order_Item_Shipping_Data_Store [order-item-tax] => WC_Order_Item_Tax_Data_Store [payment-token] => WC_Payment_Token_Data_Store [product] => WC_Product_Data_Store_CPT [product-grouped] => WC_Product_Grouped_Data_Store_CPT [product-variable] => WC_Product_Variable_Data_Store_CPT [product-variation] => WC_Product_Variation_Data_Store_CPT [shipping-zone] => WC_Shipping_Zone_Data_Store [webhook] => WC_Webhook_Data_Store [product-bundle] => WC_Product_Bundle_Data_Store_CPT [report-revenue-stats] => Automattic\WooCommerce\Admin\API\Reports\Orders\Stats\DataStore [report-orders] => Automattic\WooCommerce\Admin\API\Reports\Orders\DataStore [report-orders-stats] => Automattic\WooCommerce\Admin\API\Reports\Orders\Stats\DataStore [report-products] => Automattic\WooCommerce\Admin\API\Reports\Products\DataStore [report-variations] => Automattic\WooCommerce\Admin\API\Reports\Variations\DataStore [report-products-stats] => Automattic\WooCommerce\Admin\API\Reports\Products\Stats\DataStore [report-variations-stats] => Automattic\WooCommerce\Admin\API\Reports\Variations\Stats\DataStore [report-categories] => Automattic\WooCommerce\Admin\API\Reports\Categories\DataStore [report-taxes] => Automattic\WooCommerce\Admin\API\Reports\Taxes\DataStore [report-taxes-stats] => Automattic\WooCommerce\Admin\API\Reports\Taxes\Stats\DataStore [report-coupons] => Automattic\WooCommerce\Admin\API\Reports\Coupons\DataStore [report-coupons-stats] => Automattic\WooCommerce\Admin\API\Reports\Coupons\Stats\DataStore [report-downloads] => Automattic\WooCommerce\Admin\API\Reports\Downloads\DataStore [report-downloads-stats] => Automattic\WooCommerce\Admin\API\Reports\Downloads\Stats\DataStore [admin-note] => Automattic\WooCommerce\Admin\Notes\DataStore [report-customers] => Automattic\WooCommerce\Admin\API\Reports\Customers\DataStore [report-customers-stats] => Automattic\WooCommerce\Admin\API\Reports\Customers\Stats\DataStore [report-stock-stats] => Automattic\WooCommerce\Admin\API\Reports\Stock\Stats\DataStore [product-pw-gift-card] => WC_Product_Variable_Data_Store_CPT [order-item-pw_gift_card] => WC_Order_Item_PW_Gift_Card_Data_Store [report-bundles-stock] => WC_PB_Analytics_Stock_Data_Store [report-bundles-revenue] => WC_PB_Analytics_Revenue_Data_Store [report-bundles-revenue-stats] => WC_PB_Analytics_Revenue_Stats_Data_Store ) [current_class_name:WC_Data_Store:private] => WC_Product_Data_Store_CPT [object_type:WC_Data_Store:private] => product-simple ) [meta_data:protected] => [legacy_datastore_props:protected] => Array ( ) [already_rated_by_me] => [already_got_x_expert_ratings] => )