Standard entropy change Student activity Play

Standard entropy values Animation Play

State of sample substances at room temperature Whiteboard exercise Play

Statements about gas pressure Whiteboard exercise Play

Statements about liquid Whiteboard exercise Play

Statements about particles in solids Whiteboard exercise Play

Statements about solids Whiteboard exercise Play

States of matter Class activity Play

States of matter Slideshow Play

States of matter Student activity Play

States of matter Animation Play

States of matter Whiteboard presentation Play

Strength Student activity Play

Structure and properties of water Student activity Play

Structure of solids Class activity Play

Structure of solids Whiteboard presentation Play

Sublimation and deposition Student activity Play

Sublimation and deposition Whiteboard exercise Play

Surface tension Whiteboard exercise Play

Surface tension Student activity Play

Surface tension Animation Play

Symbols and formulae in chemical reactions Animation Play

Symmetries with respect to a line and to a point Student activity Play

Symmetries with respect to parallel lines Whiteboard exercise Play

Symmetries with respect to parallel lines Student activity Play