Covered distance Animation Play

Cross-multiplication Whiteboard exercise Play

Cross-multiplication Student activity Play

Cumulative relative frequency Student activity Play

Definition of density Student activity Play

Deriving function from equations Animation Play

Determination of molecular structure Student activity Play

Determination of rate equations Student activity Play

Determining the empirical formula Student activity Play

Determining the empirical formula Whiteboard exercise Play

Determining the molecular formula Animation Play

Determining the proportions of matter in the ecological pyramid Animation Play

Direct proportion Whiteboard exercise Play

Discriminant of the equation ax 2 + bx + c = 0 Student activity Play

Dividing 450 euro into three parts Whiteboard exercise Play

Dividing a line segment Student activity Play

Dividing into a given ratio Student activity Play

Dividing quantities in a given ratio Whiteboard exercise Play

Dividing quantities in a given ratio Student activity Play

Dividing segments in a given ratio Student activity Play

Dividing segments in a given ratio Whiteboard exercise Play

Division into three parts in a given ratio Student activity Play

Division into three parts in a given ratio Animation Play

Division into two parts in a given ratio Student activity Play

Division of a segment Animation Play