03:28 duration 3 minutes 28 seconds
Using a Weighted Gauge Pressure Canner
18:14 duration 18 minutes 14 seconds
4-H Science: Stress and Polymers
Sir Isaac is back and he's going to show us how to relieve a little stress! We're going to study the science behind polymers and use them to make our own squishy stress balls. What goes…
18:30 duration 18 minutes 30 seconds
Lecture 9_part3
19:56 duration 19 minutes 56 seconds
Lecture 9_part2
14:57 duration 14 minutes 57 seconds
Classlecture8_part5
19:24 duration 19 minutes 24 seconds
Classlecture8_part4
12:27 duration 12 minutes 27 seconds
Human Agency
12:01 duration 12 minutes 1 second
Principles of Water Quality
09:03 duration 9 minutes 3 seconds
HM839WaterasaHumanRight
31:54 duration 31 minutes 54 seconds
HM839WaterHistoryPart2
17:36 duration 17 minutes 36 seconds
HM839WaterQualitySanitationandHealth
34:43 duration 34 minutes 43 seconds
HM806 sec730 bordwaterandlight