I wrote a selection of PPoint slides for a range of topics last year. The slides each contain questions and often video links to news topics. They’re intended as 5 minute fillers – breaks from a main lesson task.
A nice BBC page about the probabilities that lie behind the FA Cup Draw.
An online 3d coordinate plotter. Handy
The Mathematics Genealogy Project : “The intent of this project is to compile information about ALL the mathematicians of the world.”
Graphing Challenges is a lesson idea published on Desmos. The idea is simple: match the graph by drawing in an equation.
A great article outlining the most common ways charts are manipulated to bend the truth and mislead the reader. Kind of essential to go through this with your students!