Съвместен СТЕМ урок се проведе в 4ГЦОУД1 и 4ГЦОУД2 с ръководители Теодора Белчева и Дияна Сутрова. Урокът беше посветен на Международния ден на Земята - 22 април.
Учениците се запознаха с основните проблеми свързани със замърсяването на околната среда. Разбраха как те могат да помогнат за разрешаването на тези проблеми. Под формата на експеримент установиха действието на парниковите газове в атмосферата и отношението им към глобалното затопляне. Учениците решаваха задачи, играха игри и изработиха значки в чест на този ден.
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