US$ 109.65
this large earthworm dissection model reveals segmentation
sized for 18 to 20 mm tubes on shared laboratory workbenches
Acid-fast staining set with 30mL each of methylene blue 1% alcohol
this sonometer carries brass and steel wires across a 114cm wooden box with two millimetre rules
Healthy Plants Chemistry Variables Kit Subcategory_Inorganic Compounds this large earthworm dissection modelHealthy plants kit explores variables affecting plant growth and survival for hands on botany and experimental design chemistry instruction.
US$ 109.65
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