US$ 149.00
Universal 2-input NAND gate module with red/green LED outputs and a printed truth table
Copper replacement rod at 19-11/16 by 1/4 inch sized for thermal linear expansion apparatus
9A with oxidized constantan winding on a vitreous-enameled steel tube and a phosphor-bronze sliding contact
and cytoplasm for classroom cell biology instruction
Jumbo Honey Bee Life Cycle Anatomical Model Subcategory_Baskets and Trays Universal 2-input NAND gate moduleJumbo honey bee life cycle model demonstrates complete metamorphosis, social insect development, and pollinator biology for entomology teaching.