DavidButlerUofA's user avatar
DavidButlerUofA's user avatar
DavidButlerUofA's user avatar
DavidButlerUofA
  • Member for 9 years, 8 months
  • Last seen this week
  • Adelaide, Australia
4 votes

Grade 8 "Question of the Day" Ideas

15 votes
Accepted

Why are hyperbolic functions given "short shrift" at "low" levels of math?

3 votes

Looking for a collaborative drawing solution

6 votes

Formula sheets and books during tests and exams

3 votes

How to show $3(\log_2 n)^5 < \sqrt{n}$

6 votes

How to choose random student to answer questions?

9 votes

How should students say in words the notation for a limit?

6 votes

How To Help a Quiet Class

2 votes

Targeted group game for 8 or 9 players

3 votes

What are the best places online where math educators can discuss their experience?

2 votes

Pedagogical advice/articles for graduate student teaching assistants

7 votes

Simple examples that violate group axioms

0 votes

Moving from discrete probability distributions to continuous ones

10 votes
Accepted

A formula for the area of a rectangle

16 votes

What is the rationale for the absent (+) in mixed fractions?

16 votes
Accepted

Helping a student exasperated by abstract concepts in linear algebra

4 votes

Examples of Mathematical Slang

1 vote

Why unlike terms cannot be simplified?

17 votes

What good is the phrase "Taylor series"?

4 votes

Substitution in recurrence relations

86 votes
Accepted

Why are induction proofs so challenging for students?

13 votes

What could be good non-mathematical analogies to explain the difference between the words theorem, proposition, lemma and corollaries?

15 votes

What is an efficient way of drawing surfaces in multivariable calculus?

60 votes
Accepted

What is a good method for drawing a Möbius band on the blackboard?

11 votes

Correct pronunciation of 'xth' (and workarounds for those who find it a tongue-twister)

10 votes

How do you explain why perpendicular lines have negative reciprocated slopes?

13 votes

Pedagogical quandary with the definition of $i$

8 votes

Intergration by differentiating will get you $0$ marks - but how to explain why?

3 votes

Analogies for mathematical induction

21 votes
Accepted

How can I convince someone to use a calculator and not worry about the mechanics too much?