science models & kits
hubbard scientific 3070 6 screen sieves kit set of 6
six screen mesh sizes 5 10 35 60 120 230 will let students separate and grade soil and rock samples in order to determine the make up of soil strata kit includes bottom pan and lid with teacher s guide and sieves american educational products have a lead ship time of 21 days sku amed645
hubbard scientific
six screen mesh sizes 5 10 35 60 120 230 will let students separate and grade soil and rock samples in order to determine the make up of soil strata .
category science toys country of origin  components usa and or imported