US$ 40.99
digital display that allows you to setup experiments
LED-indicating 2-input OR gate module showing HI and LO states with red and green LEDs and a printed truth table on the board
7mm copper wire
Hand microtome produces thin specimen sections for microscope slide preparation in botany
the second universal-logic gate that complements the NAND for any digital-circuit construction
8-Piece Plastic Sieve Set with Stainless Steel Mesh Subcategory_Anatomy Models digital display that allows youEight plastic framed sieves with stainless steel mesh graduate from coarse to fine for sorting particles by size in geology, soil science, and lab prep.
US$ 40.99
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