Condensed and skeletal formulae Animation Play

Constructing a proof from a demonstration Student activity Play

Constructing a proof from a demonstration Whiteboard exercise Play

Correlation Whiteboard presentation Play

Correlation Class activity Play

Creating the sequence from the blocks Animation Play

Critical angle Student activity Play

Demonstration of a theorem Animation Play

Demonstration of the formula for the area of a triangle Whiteboard exercise Play

Demonstration or proof? Student activity Play

Derivation of the formula Animation Play

Derivation of the formula Animation Play

Derivation of the formula Animation Play

Derivation of the formula Animation Play

Derivation of the time dilation formula Glossary Play

Derivatives of hydrocarbons Whiteboard exercise Play

Derivatives of hydrocarbons Student activity Play

Deriving function from equations Whiteboard exercise Play

Deriving the formula for the surface area of a sphere Animation Play

Determination of molecular formula Whiteboard exercise Play

Determination of molecular formula Student activity Play

Determining the empirical formula Student activity Play

Determining the empirical formula Animation Play

Determining the empirical formula Whiteboard exercise Play

Determining the formula of a compound knowing the valence of its elements Whiteboard exercise Play