Wind (DVD) glasswear-plasticware 1 burette w/ stopcock (25ml)

1 burette w/ stopcock (25ml)

Made of resilient

Students see how this technique is applied in a number of real-world settings and become actively engaged in an experiment by using a scientific approach to determine the amount of vitamin C in a number of foods

Children and adults alike will be transfixed by the transformation of 5 caterpillars into beautiful Painted Lady Butterflies

Crowd Control: Essential for security personnel to manage crowds during special events

Wind (DVD) glasswear-plasticware 1 burette w/ stopcock (25ml)This program explores the mechanics of measuring wind speed and direction as well as the use of wind as an energy source. Students will also learn how wind occurs by finding out about the roles of temperature, air pressure and the sun. Graphics and animation will clearly illustrate these patterns. Students will also learn how hot air balloons work in this exciting look at weather's invisible force. One of six volumes in the Weather Fundamentals DVD