Biogeochemical cycle in the food chain Slideshow Play

Boiling point of alkanes Student activity Play

Boiling points of straight chain alkanes and their isomers Chart Play

Boiling points of straight chain alkanes and their isomers Animation Play

Boiling points of straight-chain alkanes and cycloalkanes Animation Play

Branched alkyl groups Student activity Play

Chain isomerism Animation Play

Chain reaction Whiteboard exercise Play

Chain reaction Animation Play

Chain reaction Student activity Play

Critical mass Student activity Play

Critical mass Glossary Play

Differentiation rules (2) Whiteboard presentation Play

Differentiation rules (2) Class activity Play

Diffraction Student activity Play

Diffraction Chart Play

Diffraction Whiteboard exercise Play

Digestion in the alimentary canal Illustration Play

Digestion of carbohydrates; proteins and lipids Student activity Play

Dividing by a decimal Whiteboard exercise Play

Dividing by a decimal Student activity Play

Dividing by a fraction Whiteboard exercise Play

Dividing by a fraction Student activity Play

Division of polynomials Class activity Play

Division of polynomials Whiteboard presentation Play