Skip to main content
Plus.Maths.org
Search
About
Support
Sponsors
Subscribe
Terms of use
Main navigation
Home
Articles
Collections
Podcasts
Puzzles
Discover
Videos
Login
Secondary menu
Search
About
Support
Sponsors
Subscribe
Terms of use
advent calendar 2015
Plus Advent Calendar Door #24: Approaching midnight
Play a game to while away those last 24 hours before Christmas.
view
Plus Advent Calendar Door #23: Fractal christmas trees!
Fold and cut a fantastic fractal Christmas tree!
view
Plus Advent Calendar Door #22: Odd squares
Think of a number, square it and subtract your starting number. Is there something special about the number you are left with?
view
Plus Advent Calendar Door #21: Why do mathematicians play games?
What is game theory and why is it important?
view
Plus Advent Calendar Door #20: Trisecting the angle with origami
Solve a very old problem using paper.
view
Plus Advent Calendar Door #19: A (nearly) impossible object
Read about the amazing mathematical journey that led to a strange object with a will of its own.
view
Plus Advent Calendar Door #18: Square it!
Complete the squares to win the game.
view
Plus Advent Calendar Door #17: Einstein and relativity
Find out about the theory and Einstein's struggle to formulate it.
view
Plus Advent Calendar Door #16: Sixy snowflakes
Explore the beautiful symmetry of snowflakes and create your own paper versions.
view
Plus Advent Calendar Door #15: Florence Nightingale and the power of pictures
Florence Nightingale and the power of pictures.
view
Plus Advent Calendar Door #14: Drips
Are you up for the Drips challenge?
view
Plus Advent Calendar Door #12: Where can you visit?
Can you visit everywhere in this mathematical road trip?
view
Pagination
Current page
1
Page
2
Next page
››
Last page
Last »
Subscribe to advent calendar 2015