Filters
"WardsSci000478"
Filters
Plastic Beads for Porosity and Permeability Plastic Column
Porosity and permeability plastic column is not included.
Expand 1 item
Dial Altimeter/Barometer
Compact, 2-in-1 field tool and weather instrument.
Expand 1 item
Nitrogen Cycle Poster
Learn the Cycles of the Atmosphere’s Most Abundant Gas
Expand 1 item
Ward's® Black Sand
1 pound of black sand packaged in a heat-sealed bag.
Expand 1 item
Wind Vane Demonstrator, SCIENCE FIRST INC SE
Simple to operate and easy to use, this economical wind vane clearly provides current wind direction. Its heavy cast base and sturdy post support a sensitive cone bearing assembly that responds to even the slightest wind. Place the “N” portion of the wind vane in the northern position and read off the direction shown by the pointer.
Expand 1 item
Amazonite
Feldspar group; blue-green, microcline, triclinic, 3/4". Colorado.
Expand 1 item
Nautilus Pompilius Shell
This is the last surviving genus of an animal group with extensive fossil record.
Expand 1 item
Dastilbe elongatus (Cretaceous)
Well preserved, bony fossil fish in matrix. Average length 11/2" on 2 x 3" matrix. Brazil.