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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…

From  Aaron Myers 1 plays 0  

Lecture 9_part3

From  Ankita Bhattacharya 4 plays 0  

Lecture 9_part2

From  Ankita Bhattacharya 4 plays 0  

Classlecture8_part5

From  Ankita Bhattacharya 3 plays 0  

Classlecture8_part4

From  Ankita Bhattacharya 3 plays 0  

Human Agency

Human Agency

From  pblhlth Program in Public Health 3 plays 0  

Principles of Water Quality

Principles of Water Quality

From  pblhlth Program in Public Health 11 plays 0  

HM839WaterasaHumanRight

From  pblhlth Program in Public Health 9 plays 0  

HM839WaterHistoryPart2

From  pblhlth Program in Public Health 14 plays 0  

HM839WaterQualitySanitationandHealth

From  pblhlth Program in Public Health 14 plays 0  

HM806 sec730 bordwaterandlight

From  pblhlth Program in Public Health 71 plays 0