Win a £100 Maths Gear goody bag by solving our infamous puzzle
Looking for a challenge? Try our cryptic crossnumber—with hints and tips so anyone can have a go!
Try our nonograms! And remember, not all puzzles have a unique solution...
Pythagoras gave us so much more than a² + b² = c²
Solving differential equations instantaneously, using some electrical components and an oscilloscope
These puzzles appeared in the Chalkdust newsletters. You can find the answers here and sign up for the newsletter here.
