Tangram is accessible yet challenging, and an excellent educational tool. It’s still used in schools today to help illustrate mathematical concepts and develop mathematical thinking skills.
A UNSW scientist has revealed that an ancient clay tablet could be the oldest and most complete example of applied geometry, showing that ancient mathematics was more advanced than previously thought.
The speed limit in areas with high pedestrian activity should be reduced to 30 to 40km/hr – rather than Australia’s current 50 km/h, a new study by UNSW scientists recommends.
If the Democrats get close to retaking the US House of Representatives in the midterm elections, the odds of impeachment are high. But the Senate remains problematic.
We are often presented with surveys that claim to show how we all think on a certain subject. But what sample size is big enough to make the findings credible?
