Bottom Sampling Net for Aquatic Specimens Material_LDPE sized so students can see

sized so students can see the moving-coil mechanism while it reads

Six-piece laboratory-glass barware set bundles beaker shot glasses

this clear dial provides a readable face for measuring angular displacement in physics setups

a compound unit for demonstrating multi-rope mechanical advantage in physics activities

Economical minute timer setting intervals up to one hour via a top knob

Bottom Sampling Net for Aquatic Specimens Material_LDPE sized so students can seeBuilt for stream and pond bottom sampling, this heavy rim net sifts benthic invertebrates, sediment dwellers, and bottom feeding larvae from aquatic substrates.