"WardsSci000478"

Pure, bright yellow, Frasch sulfur.

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As the wind blows, the arms on this unique anemometer move and lift the reading bar, allowing your students to get a direct reading of wind speed at just a glance. The colorful plastic instrument can be hand-held or permanently mounted. It measures the Beaufort scale from 0–11. Size: 30 x 18cm.

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For drag style collecting.

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Nets allow horizontal or vertical tows for plankton analysis.

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Pure translucent to white, rhombic cleavages, Mohs’ hardness of 3.

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Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.

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Obtain fast and accurate humidity readings anywhere by comparing the reading of the wet and dry bulb thermometers on the enclosed humidity chart. Eliminates the hazard of splattering mercury by using a safe and easy to read red liquid. The thermometers are recessed into a protective plastic mounting. The mounting also contains a water reservoir eliminating the need to constantly rewet the wick.

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Withstands the strongest brush.

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Tabletop globe with lighting on a metal-reinforced plastic stand with double-image map and tactile 3D relief of mountain ranges.

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Perfect for introductory lessons on metamorphic rocks.

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