الکساندر گراهام بل لینک دانلود فایل انگلیسی Alexander Graham Bell The Victorian period was a time of many new inventions. Earlier discoveries, such as the steam engine, the screw propeller, the power of electricity, and… 

حراج گاراژی و حراج حیاطی   لینک دانلود فایل انگلیسی Garage Sales and Yard Sales Every Saturday morning in our part of the world – except in winter – many people drive around the city… 

فلورانس نایتینگل دانلود فایل آموزش رایگان زبان Florence Nightingale It could be said that Florence Nightingale was responsible for inventing modern nursing. Indeed, Nightingale did open up the professions to women generally. Her example and… 

تنگه گراند دانلود آموزش رایگان زبان The Grand Canyon The Grand Canyon is one of the most spectacular sights in nature. It is found in one section of the valley of the Colorado River. The… 

ترکیب زمین فایل صوتی ندارد The Composition of the Earth As a child, you might have wondered what you would find if you could dig a hole deep into the center of the earth. Scientists… 

جولی اندروز دانلود فایل آموزش رایگان زبان Julie Andrews Julie Andrews, born Julia Elizabeth Wells, was born on October 1, 1935. She lived in a small town called Walton-on-the-Thames in England, which is south of… 

خلیج کوچک پگی، نوا اسکوشیا فایل داستانهای آموزشی زبان انگلیسی Peggy’s Cove, Nova Scotia Why do people travel hundreds of miles to look at beautiful scenery? And why does one particular place attract many more… 

تاریخ حیات بر روی زمین فایل صوتی ندارد The History of Life on Earth For centuries, people have found fossils-the remains of organisms that once lived on the Earth. But it has only been in… 

فتوسنتز فایل صونی موجود نیست Photosynthesis Did you know that plants can “eat” light? Green plants obtain their energy directly from the sun, by converting light energy into chemical energy. This process is called photosynthesis.… 

ریشه های استرالیا دانلود فایل آموزش رایگان زبان Australian Origins In many countries, leading families proudly trace their ancestors back to some significant group of people. In the U..S.A., prominent individuals may boast that their…