"Science First"

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Designed To Show Protein Synthesis In A Single Model

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Students Assemble Their Own Models to View the Changing Relationship of Sun to Earth

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Made of heavy paper, the models can be positioned to show their relation to one another at any given time of the year.

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A Perfect accessory for the Electrostatic Generator

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Students investigate the absorption and radiation of energy on different surfaces.

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Convienent Classroom Farming.

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Nets allow horizontal or vertical tows for plankton analysis.

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This is the grab to choose for soft, finely divided littoral bottoms that are free from vegetation, such as sticks and decayed leaves (or with short, erect vegetation only). Also suitable for intermixtures of sand, stones, and other coarse debris.

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Ideal tool for aquatic ecosystem studies. Collect periphyton samples with ease using this specialized sampler, perfect for water quality and aquatic ecosystem studies.

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Clearly shows the path of the sun at any latitude during any month of the year.

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Investigate light spectra with this easy-to-use spectrometer.

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This comprehensive collection features over 90 of the very best classroom-tested, hands-on activities for teaching basic astronomy, from the phases of the moon to simulating the expansion of the universe.

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BOLT CLOTH NITEX 100 MICRON 40IN YARD

Supplier: Science First

DYNAMICS CART ALUMINUM ECONOMY EA