Page 170 - Science for 4th grade

É¡«dGE êo ÉàMCGn Ao É«°T‫ﺃ‬n ∞o °ûµà°SGCn

? äo ƒ°üdG ço óëj ∞«c

 :πo ªYn CnG ÉfCGn

              

 

        

       

            
            

 

                 

   

    

Ìn cGC ∞o °ûµà°SGC 

                
        

۱٦۹