https://padlet.com/n1a2/9xppq6b454u0 تم إنشاؤه بسحر en-us 2017-10-22 16:56:31 UTC 2017-10-22 16:57:01 UTC hello@padlet.com n1a2 https://padlet.com/n1a2/9xppq6b454u0/wish/199369339 عددي انواع المادة]]> 2017-10-22 16:56:56 UTC https://padlet.com/n1a2/9xppq6b454u0/wish/199369339