Diagonals of the trapezium Whiteboard exercise Play

Diagram of a series Animation Play

Diagrams of geometric sequences and series Student activity Play

Diagrams of geometric sequences and series Whiteboard exercise Play

Diamonds Whiteboard exercise Play

Dice Animation Play

Dice Student activity Play

Dice Simulation Play

Dice throw Simulation Play

Difference between factors and prime factors Animation Play

Difference identity for the cosine Animation Play

Difference of squares Student activity Play

Difference of squares Whiteboard exercise Play

Difference of squares Student activity Play

Difference of squares Simulation Play

Different angles Student activity Play

Different equations Student activity Play

Different notation for the possibility space Student activity Play

Different notation for the possibility space Animation Play

Different possibility spaces Whiteboard exercise Play

Different questions Whiteboard exercise Play

Different questions about the same operation Whiteboard exercise Play

Different questions about the same operation. How many times more? How many times less? Student activity Play

Different questions about the same operation. How much more? How much less? Student activity Play

Different sources of secondary data Student activity Play

Different sources of secondary data Animation Play

Different vector equations of the same line Animation Play

Different ways of proving Animation Play

Different ways of proving – example as a proof Whiteboard exercise Play

Differentiability Student activity Play