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PBS
Pbs Learning Media: Build a Steroid
In this interactive activity from NOVA, learn about the molecular structure of steroids. See the intermediate molecules that are part of the pathway for synthesizing cortisone from diosgenin.
Science Buddies
Science Buddies: Build a Bathtub Toy Raft Powered by Surface Tension
In this science activity, you will make a little toy raft that is powered by surface tension, and use your vessel to investigate how surface tension works.
OpenStax
Open Stax: Andrew R. Barron: Valence Shell Electron Pair Repulsion (Vsepr) Theory
Detailed explanation of Valence Shell Electron Pair Repulsion (VSEPR) Theory with examples and questions for the reader to check comprehension. Also includes step-by-step instructions for correctly building molecules using VSEPR Theory....