Portal Lessons

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Parisian Physicist Explain How Planets form Around Starts... Persian 3+/4 Listening Science/Technology
Using Radioactive in Diagnosing and Treating Illnesses... Persian 3+/4 Listening Science/Technology
Different Aspects of the Definition of Obesity Persian 3+/4 Listening Science/Technology
China Iran Space Cooperation Persian 3+/4 Listening Science/Technology
The Nine-Year Voyage of the American Spaceship to Pluto Persian 3+/4 Listening Science/Technology
The Contract to Build a Satellite Named Zohreh Persian 3+/4 Listening Science/Technology
Filtering Sites and Limiting the Dissemination of... Persian 3+/4 Listening Science/Technology
A Conversation With Dr. Khatami About Cloning Human Beings Persian 3+/4 Listening Science/Technology
The Bird Flu Outbreak as a Natural Disaster and a Human... Chinese, Mandarin (Traditional) 3+/4 Listening Science/Technology
The Crotzer Case and DNA Testing Chinese, Mandarin (Traditional) 3+/4 Listening Science/Technology

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