{
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	"type":"rich",
	"author_name":"Alina T",
	"author_url":"https://learningapps.org/userapps.php?user=1072367",
	"provider_name":"LearningApps.org",
	"provider_url":"https://learningapps.org/",
	"width":"950",
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	"html": "<iframe src=\"https://LearningApps.org/watch?id=pnea40vhj18\" frameborder=\"0\" width=\"950\" height=\"500\" allowfullscreen></iframe>",
	"title":"Od Piastów do Jagiellonów - pojęcia kl. IV"
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