Euler Meets Schlegel
Age 16 to 18
Challenge Level
Discover how networks can be used to prove Euler's Polyhedron formula.
Inspecting Identities
Age 16 to 18
Challenge Level
Using trig identities to help sketch graphs of functions
Name That Graph
Age 16 to 18
Challenge Level
How can you work out the equation of a parabola just by looking at key features of its graph?
Last Biscuit
Age 11 to 18
Challenge Level
Can you find a strategy that ensures you get to take the last biscuit in this game?
Crossing the Bridge
Age 11 to 18
Challenge Level
Four friends must cross a bridge. How can they all cross it in just 17 minutes?
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NRICH is part of the family of activities in the Millennium Mathematics Project.
NRICH is part of the family of activities in the Millennium Mathematics Project.