US$ 62.99
dissection
3kg tension weight
3 inches wide with a 1-inch spout
one fitted with an exploder piston for impulse experiments
electromagnet coil
Dynamic Track with Stand and Ramp Biology_Entomology & Zoology dissectionAdjustable hardwood ramp track with a 30 by 120cm running surface and a run off section, delivering controlled slopes for friction, motion, and energy on incline investigations.
US$ 62.99
US$ 90.00
US$ 34.99
US$ 39.99
US$ 42.99
US$ 32.00
US$ 17.95
US$ 24.00
US$ 38.00
US$ 44.99