Parallelogram of Forces Apparatus with Pulleys and Weights, 26" Base_Octagonal Aluminum-handled collecting net swings lightweight

Aluminum-handled collecting net swings lightweight through tall grass and air sweeps for classroom field trips and introductory entomology sampling work

and measuring powders and granules

this eight-fork steel set lets students hear and measure frequency

these plastic forceps provide precision grip for specimen manipulation without damaging delicate tissues or structures

25-inch frame for draining

Parallelogram of Forces Apparatus with Pulleys and Weights, 26" Base_Octagonal Aluminum-handled collecting net swings lightweightParallelogram of forces apparatus on a 26 by 20 inch wall mountable board with two clamp on pulleys, iron nickel plated hangers, and twelve 50g slotted weights for vector addition work.