Code.org
Free online courses on coding are meant for use in all settings and can be taught by teachers, parents or volunteers. The coding activities are top quality and well worth a look.
Create a Graph
Create a wide selection of graphs and save them in a variety of formats for use in your documents or presentations.
Balance Scales
This simple to use site has balance scales which shows how things used to be weighed but it uses grams. It works very well on an interactive whiteboard.
Sorting Shapes on a Venn Diagram
Sort a variety of 2D shapes on a Venn diagram. Sort by one or two conditions. The site works well on an interactive whiteboard.
Adding Time Word Problems
Word problems where you need to read the time on either an analogue or digital clock and then answer a word problem involving adding a given time.
Ratio Rumble
The battle is on in this game where you build your own potions to defeat your enemies! The game provides visual representations of ratios and supports learning about equivalent ratios.
Venn Chart
A resource with a teaching demonstration mode and an area where children can practise their skills sorting multiples on a Venn diagram.
Resourceaholic
Resourceaholic is crammed with ideas and resources for teachers of secondary school mathematics.
The Vile Vendor Probability Game
The Vending Machine gives vile drinks such as Cabbage, Smelly Sock or Fresh Fish. You need to work out the likelihood of getting each flavour and choose a matching probability word: impossible, unlikely, equal, likely or certain.
The Slushy Sludger
The Sludger serves ice-cream cones. Use your knowledge of statistics and probability to decide what kind of slushy you are likely to get from the choices on offer from the Sludger vending machine.