Environmental factors necessary for germination Student activity Play

Enzymatic reactions Student activity Play

Enzymatic reactions Whiteboard exercise Play

Erosion Student activity Play

Erythrocyte in 0.3% NaCl Animation Play

Erythrocyte in 3% NaCl solution Animation Play

Essential minerals Whiteboard exercise Play

Essential minerals Student activity Play

Establishing the formula of a compound Animation Play

Eutrophication of water Student activity Play

Eutrophication of water basins Slideshow Play

Eutrophication of waters Whiteboard exercise Play

Evaporation Simulation Play

Evaporation Student activity Play

Evaporation Animation Play

Evaporation of brine Animation Play

Evaporation of heat Student activity Play

Evaporation, condensation, and boiling Student activity Play

Evaporation, condensation, and boiling Whiteboard exercise Play

Examples of exothermic reactions Student activity Play

Examples of habitats Slideshow Play

Examples of refraction Student activity Play

Examples of solutions Illustration Play

Examples of transparent materials Slideshow Play

Examples of word equations Slideshow Play