Sabtu, 29 Mei 2010

Math Mammoth Percent

Math Mammoth Percent book is here! Part of the "Math Mammoth Blue Series", this is a topical worktext, which contains both the instruction and the exercises in the same book. Download price: $3.50.

I know that the concept of percent and related applications are often difficult for students. I wrote this text keeping this in mind, and I hope it can clear the confusion on percentages, percent of change, and such topics!

From the description:

Math Mammoth Percent teaches students the concept of percent, percentage of a number, discounts, sales tax, percent of change, circle graphs, and percent of comparison. It is suitable for 6th-8th grade (middle school).

The concept of percent builds on a student's understanding of fractions and decimals. Specifically, students should already be very familiar with the idea of finding a fractional part of a whole (such as finding 3/4 of $240). Students who have used Math Mammoth have been practicing that concept since 4th grade, and one reason why I have emphasized finding a fractional part of a whole so much in the division and fraction materials in the earlier grades is specifically to lay a groundwork for the concept of percent.

Assuming the student has mastered how to find a fractional part of a whole, and can easily convert fractions to decimals, studying percents in middle school should not be difficult.

Read more and see the free sample pages!

Rabu, 26 Mei 2010

Online math curricula

I recently updated and revised my page listing various online math curricula. I tried to put the current pricing there so people could compare them easier, and also list them by level (either elementary/middle or middle/high school).

I feel using some online math program is an excellent choice for many parents, homeschooling or not. Sometimes they can be used as a supplement, and sometimes as a stand-alone program, especially with kids who like computer work because they get some extra motivation just because it's on computer. My own kids happen to like IXL for some additional math practice every now and then.

Of course many of these offer videos, and watching math videos online is a definite advantage of today's computer age.

Most of the curricula or programs are commercial but a few that I listed are actually free resources.

Summer Math Program

Sabtu, 15 Mei 2010

A study: U.S. Teachers Not Well Prepared to Teach Mathematics

I just found this news article at EducationNews.org and some of you might find it interesting:

U.S. Teachers Not Well Prepared to Teach Mathematics, Study Finds

It explains the findings of a new international study of future math teachers in 16 countries.
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