Community Digest

Top new questions this week:

Where can I find public repositories of past math exams?

I'm looking for public repositories/banks of past undergraduate math exams. No solutions necessary. I just want inspiration for writing my own exams and practice exams. It'd be nice to collect links ...

undergraduate-education exams resource-request big-list  
asked by Mike Pierce 12 votes
answered by Mike Pierce 11 votes

How to train facility with numbers?

I have a student (age 14) who is valiantly striving to improve his algebra. He knows the "rules", and he more-or-less manages to apply them correctly, and hence is generally able to tackle ...

algebra struggling-students arithmetic  
asked by Prime Mover 4 votes
answered by Amy B 7 votes

How can I encourage students to show up for exercise classes?

I am doing a maths PhD and naturally that involves leading exercise classes for undergraduate students. The idea is that the students just show up and work through the problem set and I'm there to ...

undergraduate-education mathematical-pedagogy student-motivation exercises  
asked by user294388 3 votes
answered by guest troll 2 votes

How to make progress as an independent student?

In recent times, I have been studying mathematics (topics related to mathematical logic, more specifically) independently and I feel a great deal of passion about it. However, although I have made ...

self-learning logic  
asked by ale64bit 2 votes

Greatest hits from previous weeks:

What real-example of modulo-arithmetic would work for American students?

The typical explanation for modular arithmetic is calling it by another name, "clock-arithmetic", and comparing it to the way the hour value of clocks "resets" every time it has passed midnight. This ...

examples mathematics-in-daily-life  
asked by IQAndreas 7 votes
answered by celeriko 7 votes

How many of "The Seven Laws of Teaching" are still relevant for teaching maths today?

Wikipedia shows that in 1886 John Milton Gregory outlined his "The Seven Laws of Teaching"; asserting that a teacher should: Know thoroughly and familiarly the lesson you wish to teach; ...

secondary-education mathematical-pedagogy primary-education online-instruction  
asked by user178758 15 votes
answered by Joseph O'Rourke 14 votes

How do you coach students who often make small errors?

Some students are prone to making small calculation errors. Not errors in understanding, but errors like adding or multiplying integers incorrectly, or dropping a negative sign. Unsystematic errors in ...

reference-request students-mistakes struggling-students  
asked by Mike Pierce 22 votes
answered by Mike Pierce 21 votes

The concept of infinity for a 5 year old

My son, who just turned 5, has been interested in the concept of infinity since long. He asks me a lot of questions regarding infinity. For example, not accepting my infinity + any number = infinity, ...

preschool-education infinity  
asked by QMC 46 votes
answered by orion2112 54 votes

Requirements to learn calculus

I always was non math background student and programming is my hobby. I was attempting to program code instruction given here. Since I don't know calculus I'm stuck. I would like to know what are the ...

precalculus  
asked by DAKSH 8 votes

What does research indicate about how one should treat units in elementary school?

Background: My friend told me that when she was in elementary school, the teacher would ask questions like "If you have $6$ apples and eat $2$ of them, how many apples do you have left?" A ...

primary-education  
asked by Improve 20 votes
answered by Nullius in Verba 9 votes

Why do we introduce the notion that triangles are "congruent" instead of just saying that they are "the same" or "equal"?

The assumed age of the students is 10-15 years old. What is the danger in saying that two triangles are "the same" or "equal" instead of saying that they are congruent? It seems to ...

geometry primary-education terminology middle-school  
asked by Improve 21 votes
answered by Nuclear Hoagie 54 votes
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