Statistics and Probability · Probability
Test the birthday paradox
Calculate and test the chance that two people in a group share a birthday.
- Easy
- 1–3 hours
- Free
606 projects · 13 streams · every class
Investigations, models, simulations and visual proofs that show mathematics at work, from school topics to university-level modelling.
12 Mathematics projects
We couldn't find an exact match. These are the closest 12, found by leaving out the budget and the class.
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Statistics and Probability · Probability
Calculate and test the chance that two people in a group share a birthday.
Pure Mathematics · Trigonometry
Make a clinometer and find the height of your school building, a tree and a tower.
Statistics and Probability · Probability
Drop sticks on ruled paper, count how many cross a line and get an estimate of pi.
Applied Mathematics + Finance and Banking
Model how savings grow with interest and how inflation changes their real value.
Pure Mathematics · Geometry
Build paper dissections and algebraic proofs of the theorem and compare how each convinces.
Statistics and Probability + Biology
Use capture-recapture with beans to estimate a hidden total, then judge how accurate the method is.
Statistics and Probability · Data Analysis
Collect time-use data from 50 students and compare school days with weekends.
Pure Mathematics + Geography
Colour maps of states and districts with as few colours as possible and link it to graph colouring.
Pure Mathematics · Combinatorics
Build 16 rows of the triangle and discover at least six patterns hidden in it.
Pure Mathematics · Algebra
Learn three self-working card tricks and prove with algebra why each works.
Statistics and Probability · Probability
Play the three-door game 100 times each way and show why switching wins two-thirds of the time.
Statistics and Probability + Development and Applied Economics
Show with real data why the mean and the median tell different stories about income.
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