![Last Biscuit](/sites/default/files/styles/medium/public/thumbnails/content-id-2656-icon.png?itok=w247FXvC)
game
Last biscuit
Can you find a strategy that ensures you get to take the last biscuit in this game?
![Road maker](/sites/default/files/styles/medium/public/thumbnails/content-id-5921-icon.jpg?itok=OWg4Wg9o)
![Curve Hunter](/sites/default/files/styles/medium/public/thumbnails/content-id-7085-icon.jpg?itok=x_PDYEPO)
![Vector journeys](/sites/default/files/styles/medium/public/thumbnails/content-id-7453-icon.png?itok=NpyzgHSj)
problem
Vector journeys
Charlie likes to go for walks around a square park, while Alison likes to cut across diagonally. Can you find relationships between the vectors they walk along?
![Can you traverse it?](/sites/default/files/styles/medium/public/thumbnails/content-id-11826-icon.png?itok=mzmFFQTI)
![Quad in Quad](/sites/default/files/styles/medium/public/thumbnails/content-98-06-six6-icon.jpg?itok=YI8HYOzo)
problem
Quad in quad
Join the midpoints of a quadrilateral to get a new quadrilateral. What is special about it?
![Exploring cubic functions](/sites/default/files/styles/medium/public/thumbnails/content-01-10-six5-icon.png?itok=ZWMuoWlI)
problem
Exploring cubic functions
Quadratic graphs are very familiar, but what patterns can you explore with cubics?
![Back fitter](/sites/default/files/styles/medium/public/thumbnails/content-id-6506-icon.gif?itok=gbCv-A6B)
problem
Back fitter
10 graphs of experimental data are given. Can you use a spreadsheet to find algebraic graphs which match them closely, and thus discover the formulae most likely to govern the underlying processes?
![Root hunter](/sites/default/files/styles/medium/public/thumbnails/content-id-5876-icon.jpg?itok=JdryPGB8)
problem
Root hunter
In this short problem, try to find the location of the roots of
some unusual functions by finding where they change sign.
![Simply Graphs](/sites/default/files/styles/medium/public/thumbnails/content-id-8257-icon.png?itok=xTuTMJvS)
![Inequalities](/sites/default/files/styles/medium/public/thumbnails/content-id-14964-icon.jpg?itok=Hy5yWVaa)
![Polite Numbers](/sites/default/files/styles/medium/public/thumbnails/content-02-11-15plus1-icon.jpg?itok=JXd35yh7)
problem
Polite numbers
A polite number can be written as the sum of two or more consecutive positive integers, for example 8+9+10=27 is a polite number. Can you find some more polite, and impolite, numbers?
![Spinners](/sites/default/files/styles/medium/public/thumbnails/content-id-4488-icon.jpg?itok=PfMSFYEY)
![Impossible triangles?](/sites/default/files/styles/medium/public/thumbnails/content-id-5923-icon.jpg?itok=85LFUqIZ)