6-Piece Drilled Ball Set in Plastic Case Pack Size_14 holding under at least 100

holding under at least 100 Newtons of separation force after hand-evacuation of the air between them

Seventy-eight-piece molecular model set with 45 atoms and 33 bonds for building basic organic and inorganic structures

Walks students through four-stroke diesel operation on a 16-inch hand-cranked model

and HVAC work

and sterilization without corroding under common laboratory reagents

6-Piece Drilled Ball Set in Plastic Case Pack Size_14 holding under at least 100Twelve ball drilled set in a foam lined plastic case with two each of aluminum, brass, cork, lead, steel, and wood for multi material pendulum, density, and specific heat comparisons.