পদার্থবিজ্ঞান - প্রথম(১ম) পত্র - একাদশ-দ্বাদশ শ্রেণি - প্রফেসর ড. ইকরাম আলী খান, শ্রাবণী পাল - উচ্চ মাধ্যমিক পাঠ্যবই বা মেইনবই - গ্রন্থকুটির

Harekrokom.com is an online book market which officially started its journey in 2021 and till date is happily serving the readers all over the country to buy books at the comfort of their homes and pay on delivery. This is our official Facebook Page: https://www.facebook.com/Harekrokom13. Harekrokom.com is a trusted website. Harekrokom website aims to bring Bangladeshi and Foreign books, rare books and all kinds of book fairs and where collectors can find rare books, students can find new textbooks & Guide or Suggestion books and treasure hunters can find long lost books, also all book loving readers. Can collect their favorite book at the best price. The aim of Harekrokom is to collect any books ordered by Readers and deliver them to the hands of the consumer and to deliver the books to all the remote areas all over the country at the best price.