bccePost - Slide 1 Student test scores in math computation...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon
Slide 1 1 Student test scores in math computation and the implications for chemistry instruction Presented 8/2/2010 at the Cognition Symposium of the ACS Biennial Conference on Chemistry Education (BCCE) By Rick Nelson, Retired Instructor EANelson@ChemReview.Net Good Morning. Let me begin with an apology. I am going to go fast, But at the end I will put up a web address where you may Review at your leisure any slides that you might find interesting.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Slide 2 2 In my view, (Vote for ONE:) In first -year chem, the math background of entering students is: A. A major problem B. A minor problem C. Not a problem To start, I’d like to ask you to please read this question -- then be ready to vote for A, B, or C. Ready? How many of you would vote (raise your hand) for A, ________ B? ______ C? _______ Good. Try question 2.
Background image of page 2
Slide 3 3 Vote for ONE: In 1 st year chem, it is most important for students to have background knowledge in A. Use of a calculator B. The theory of mathematics C. Math computation Please read and be ready to vote…. In chemistry, we ask students To solve problems like THIS
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Slide 4 4 -- Zumdahl, 5 th edition and THIS
Background image of page 4
Slide 5 5 -- Brown, Lemay, 8th Ed. p. 368 Or this
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Slide 6 6 Vote for ONE: In 1 st year Chem, it is most important for students to have background knowledge in A. Use of a calculator B. The theory of mathematics C. Math computation All of these 3 are important. But if you had to pick ONE, Which is most important? How many vote for A: ___________ B: ___________ C: _________
Background image of page 6
Slide 7 7 NCTM standards = ? Question 3 If you are familiar with the NCTM standards, please raise your hand? OK.
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Slide 8 Raise your hand IF you consider yourself to be a Constructivist 8 Finally …. Theorists – be patient. I am going to argue that In applying constructivism, math Is different from chemistry. Bear with me.
Background image of page 8
Slide 9 Background Knowledge “The most important single factor influencing learning is what the learner already knows.” -- David Ausubel 9 Whatever your theoretical beliefs, just about everyone agrees that Background knowledge is important in learning. (And as you indicated by your vote, The background knowledge that we especially depend on in chemistry is in math computation Which you also voted was a major problem.) Let’s look at the evidence. (Is computation background a problem? If so, WHY? And how can we fix the problem?)
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Slide 10 10 Virginia Math Results: VA all students Grade 9 1998 1999 2000 2001 2002 Total Math 54 55 55 55 55 • Stanford 9 standardized test given statewide • National percentile median = 50 on 1995 norms n2 About 8 years ago, I was representing my faculty organization On a task force looking at why so many students entered college needing math remediation. When I looked at the Virginia test scores, in “Total Math”
Background image of page 10
Image of page 11
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 78

bccePost - Slide 1 Student test scores in math computation...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online