A car trip across Norway Whiteboard exercise Play

A function – reminder Student activity Play

A linear function Animation Play

A linear function – example 1 Student activity Play

A linear function – example 3 Student activity Play

A new price Student activity Play

A new price Whiteboard exercise Play

A parcel of land Whiteboard exercise Play

All prices down by 20%! Animation Play

All prices down! Whiteboard exercise Play

All prices down! Student activity Play

Arms up and down Whiteboard exercise Play

Arms up and down Student activity Play

Average price Whiteboard exercise Play

Barter trade Animation Play

Bus fares going up Animation Play

Buying a ticket Whiteboard exercise Play

Buying a ticket Student activity Play

Calculating the cost Whiteboard exercise Play

Calculating the total price Whiteboard exercise Play

Changes in structure and number of chromosomes Student activity Play

Changes in structure and number of chromosomes Animation Play

Changes in the ionisation energy down the group Animation Play

Cheaper, more expensive Student activity Play

Cheaper, more expensive Whiteboard exercise Play