Free Ride this applet allows you to vary the gear ratio of a bike some activities are available

A series of slides explaining the concept of Equivalent Ratios

A series of slides giving examples of division in a given ratio

Ratio Problems 1 explanation of how to work out a ratio problem with a series of examples

Ratio Problems 2 explanation of how to work out a ratio problem with a series of examples

Ratio Problems 3 explanation of how to work out a ratio problem with a series of examples

Ratio Problems 4 explanation of how to work out a ratio problem with a series of examples

Ratio Problems 5 explanation of how to work out a ratio problem with a series of examples

Ratio Problems 6 explanation of how to work out a ratio problem with a series of examples

2 Dolls for Every Camera a simple activity around ratios

Same Ratio Dolls and Cameras a simple activity around ratios

3 Atoms for Every 2 Fish a simple activity around ratios

Same Ratio Fish and Atoms a simple activity around ratios

Different Ratio Dots and Stars a simple activity around ratios

Different Spider and Lizard a simple activity around ratios

Famous Texas Chilli a simple activity around ratios

How Many Spiders? a simple activity around ratios

Scale Factor X gain access to secured areas using mathematical reasoning and computation

Sleuths on the Loose working out height of a baby and its mother by a series of calculations of ratio