Determining the formula of a compound knowing the valence of its elements Student activity Play

Diabetes and its types Student activity Play

Diagram of the Local Group Illustration Play

Differences in inheritance of traits Student activity Play

Different modes of trait inheritance Slideshow Play

Different systems of blood grouping Whiteboard exercise Play

Discontinuous and continuous variation Student activity Play

Discontinuous variation Student activity Play

Discontinuous variation Student activity Play

Discontinuous variation - activity Whiteboard exercise Play

Divisibility by 7 Student activity Play

Divisibility by 7 Whiteboard exercise Play

Division of blood cells Illustration Play

Do noble gases form compounds? Whiteboard exercise Play

Do noble gases form compounds? Student activity Play

Dynamic equilibrium Student activity Play

Effect of oxygen and carbon dioxide on the respiratory system Animation Play

Effect of physical activity on blood flow through the organs; cardiac output and stroke volume Student activity Play

Effects of changes in blood volume on the volume of excreted urine Simulation Play

Effects of growth hormone on metabolism Slideshow Play

Electron configuration Student activity Play

Electron configuration Student activity Play

Electron configuration and periodic trends of transition elements Class activity Play

Electron configuration and periodic trends of transition elements Whiteboard presentation Play

Electron configuration and the periodic table Student activity Play