Simply, accurately, and graphically, this Golden Guide explains:
Massive movements of the atmosphere
Weather instruments and how they are used
The origins, development, and effects of storms
How to interpret weather maps
Full-color illustrations and up-to-date facts help you understand the fascinating phenomena of weather, and how changes are predicted.
A guide to the plants that nobody wants, the pest plants of the U.S.
A guide to the plants that nobody wants, the pest plants of the U.S.
Marine mammals are some of the most amazing animals on earth. This full-color, magnificently illustrated guide gives information on:
-Natural history and evolution of these fascinating creatures
-Distribution and migratory patterns
Concisely written and easy-to-understand, Whales, Dolphins, and Other Marine Mammals is a must-have guide for nature buffs and animal lovers of all ages.
Durable polypropylene cylinders come in calibrations of 10, 25, 50, 100, 250, 500 and 1000 mls. Autoclavable.
Graduation Interval: 1ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Plastic Base w/ Bumper Guards. Graduation Interval: 1ml
Graduation Interval: 0.2ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Graduation Interval: 0.2ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Plastic Base w/ Bumper Guards. Graduation Interval: 0.1ml
Plastic Base w/ Bumper Guards. Graduation Interval: 0.1ml
Graduation Interval: 2ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Graduation Interval: 2ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Plastic Base w/ Bumper Guards. Graduation Interval: 2ml
Plastic Base w/ Bumper Guards. Graduation Interval: 2ml
Graduation Interval: 0.5ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Graduation Interval: 0.5ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Plastic Base w/ Bumper Guards. Graduation Interval: 0.5ml
Plastic Base w/ Bumper Guards. Graduation Interval: 0.5ml
Graduation Interval: 5ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Graduation Interval: 5ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Graduation Interval: 1 ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Graduation Interval: 1 ml Borosilicate cylinder with pour spout features single "to contain" scales. Hexagonal base.
Plastic Base w/ Bumper Guards. Graduation Interval: 1ml
Plastic Base w/ Bumper Guards. Graduation Interval: 1ml
Crystal clear PMP Plastic, autoclavable beakers feature excellent chemical resistance. Permanent graduations are molded in. Manufactured per ISO standard 7056-1981 (E), beakers have stated tolerance of +/- 10%. Available in 6 sizes.
Maximum Use Temperature = 175°C
Safe-Step is a long lasting, adhesive backed tape designed especially for application in high traffic areas where slippery or dangerous surfaces may cause accidents. A rugged aluminum oxide grit surface is bonded to the tape and is impervious to water, grease, oil, detergents and solvents. Available in 2 Sizes and 4 Colors.
What can you do to create an extraordinary science project? How is a clear and easy-to-follow display organized? What are the do's and don'ts of science fair projects? Where will you find the best collection of science fair ideas? The answers-and the fun-are all in this exciting book of innovative, easy-to-understand, show-stopping science fair projects. Discover how to develop a topic from your own idea; research, create, and assemble your project; then display it in a way that will make it stand out from the crowd. Tackle some of Janice VanCleave's favorite experments on topics ranging from astronomy, biology, and engineering to botany, geology, and oceanography. Then let your mind loose to explore whatever topic most interests you. Enjoy working on intrigluing experiments while learning the secrets pf science fair success!
What can you do to create an extraordinary science project? How is a clear and easy-to-follow display organized? What are the do's and don'ts of science fair projects? Where will you find the best collection of science fair ideas? The answers-and the fun-are all in this exciting book of innovative, easy-to-understand, show-stopping science fair projects. Discover how to develop a topic from your own idea; research, create, and assemble your project; then display it in a way that will make it stand out from the crowd. Tackle some of Janice VanCleave's favorite experments on topics ranging from astronomy, biology, and engineering to botany, geology, and oceanography. Then let your mind loose to explore whatever topic most interests you. Enjoy working on intrigluing experiments while learning the secrets pf science fair success!
You asked for it! Just what kids, teachers, and parents have been waiting for-two valuable resources for doing super science fair projects. Includes project ideas, dos and don'ts, display tips and much more! For ages 8-12.
You asked for it! Just what kids, teachers, and parents have been waiting for-two valuable resources for doing super science fair projects. Includes project ideas, dos and don'ts, display tips and much more! For ages 8-12.
6 cm in diameter. Supplied with supported base with socket at top end for holding the gyroscope and demonstrating various principles.
6 cm in diameter. Supplied with supported base with socket at top end for holding the gyroscope and demonstrating various principles.
This pump features a painted steel barrel, steel valve assembly, and a wooden handle. Both in and out ports are equipped with hose connectors, for use with vacuum experiments as well as to generate pressure. Length 14", barrel diameter 1", shipping weight 1 lb.
This pump features a painted steel barrel, steel valve assembly, and a wooden handle. Both in and out ports are equipped with hose connectors, for use with vacuum experiments as well as to generate pressure. Length 14", barrel diameter 1", shipping weight 1 lb.
Single speed. This centrifuge consists of a substantial cast-iron body enclosing a steel pinion and worm drive fitted with a ball-thrust race. It comes with a removable crank handle and one thumb screw clamp to clamp the machine to a table. The head has captive union rings to accommodate 15 ml buckets. The body is baked in a hammertone finish. Complete with plastic buckets and glass centrifuge tubes.
Single speed. This centrifuge consists of a substantial cast-iron body enclosing a steel pinion and worm drive fitted with a ball-thrust race. It comes with a removable crank handle and one thumb screw clamp to clamp the machine to a table. The head has captive union rings to accommodate 15 ml buckets. The body is baked in a hammertone finish. Complete with plastic buckets and glass centrifuge tubes.
The manual contains detailed illustrations and explanations of 24 hands-on experiments that can be conducted using the GENECON and the GENECON Kit. Concepts covered range from circuit types to principles of electromagnetism. This is a must-have manual for every science curriculum.
The United hand held generator offers features and quality similar to much more expensive brands currently offered in the science education market. This 6V DC Generator can deliver up to 400mA current. The generator comes equipped with a polarity coded plug in lead with alligator clips. The clear plastic housing allows students to watch the coils, terminals, and gears. Students get a hands-on demonstration of the Second Law of Thermodynamics. Includes activity guide.
The United hand held generator offers features and quality similar to much more expensive brands currently offered in the science education market. This 6V DC Generator can deliver up to 400mA current. The generator comes equipped with a polarity coded plug in lead with alligator clips. The clear plastic housing allows students to watch the coils, terminals, and gears. Students get a hands-on demonstration of the Second Law of Thermodynamics. Includes activity guide.