The Problems… A few weeks ago, I spotted a tweet that said something along…

“Hands burn for a stone, a bomb, to shiver down the glass. Nothing’s changed.”…

Last year, schools participated in a day of putting aside tools, whiteboards, pens, paper…

The following lesson idea was used this week to introduce a group of challenging…

Have a go at solving the following problem: Is a non-spherically symmetric gravitational pull…

What are the purpose of this teacher’s questions?  Apparently, teachers ask up to two…