@base .
"Ohio" .
a , , ;
, , ;
"School science and mathematics." ;
;
;
;
"0036-6803" ;
;
;
"0036-6803" ;
;
"0036-6803" ;
"School science and mathematics." , "School science and mathematics" ;
.
.
a .
a ;
"0036-6803" ;
.
a , ;
"School science and mathematics" .
a ;
;
"20180315101500.0"^^ ;
;
.
a ;
.
a ;
"0036-6803" ;
.