Jumbo Honey Bee Life Cycle Anatomical Model Subcategory_Sensors and Probes Single-pole double-throw brass knife switch

Single-pole double-throw brass knife switch on a durable plastic base

this compact insulated wire keeps color-coded wiring intact when student work shifts to small-scale breadboarded circuits

Pairs equilateral 48 by 48mm shape with extra-dense flint glass at refractive index 1

giving classrooms a lightweight introduction to mass measurement and beam-balance fundamentals on a single benchtop unit

a swivel attachment

Jumbo Honey Bee Life Cycle Anatomical Model Subcategory_Sensors and Probes Single-pole double-throw brass knife switchJumbo honey bee life cycle model demonstrates complete metamorphosis, social insect development, and pollinator biology for entomology teaching.