US$ 157.00
Five-pack of 3/4-inch steel marbles
equipping a class for compound-pulley and multi-rope mechanical-advantage experiments
Eighteen-piece modular electronics kit in a plastic case
providing a measurable stress-strain study on paired wire specimens
Cylindrical dropping funnel in borosilicate glass holds 1000mL with PTFE stopcock and 29/32 plastic stopper for large-volume liquid addition
Student Inorganic and Organic Molecular Model Set Subject_Anatomy Five-pack of 3/4-inch steel marblesUsed to introduce molecular geometry and chemical bonding, this student molecular model set covers both inorganic and organic chemistry topics with durable plastic atoms and connecting links.
US$ 157.00
US$ 102.00
US$ 94.00
US$ 94.00
US$ 165.00
US$ 18.90
US$ 99.99