• Deru Family (minus Ben)   

    Mrs. Deru and her babies

         
     
     
     
     
     
     Ziplining in Costa Rica
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
     
        Melanie Deru

        LHS - Rm 101

          Honors and General Physical Science &  Anatomy/Physiology

          mderu@lindberghschools.ws

         Deru Science Blog

          314-729-2400 ext 1101