US$ 115.00
which comprises a 19 color LCD monitor
9-inch sun and eight movable planets
Demonstration spherometer with an oversized 133 mm dial head and baked enamel finish
this basic Paramecium model demonstrates ciliate structure and single-celled organism anatomy for biology teaching
Glass Displacement Vessel Material_Cork which comprises a 19 colorGlass displacement vessel in borosilicate glass holds 500mL for density measurement, specific gravity determination, and physics demonstrations.
US$ 115.00
US$ 85.00
US$ 4750.00
US$ 10.99
US$ 42.00
US$ 21.00
US$ 15.00
US$ 105.00