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Showing posts from January, 2015

### Math worksheets in PDF form

Time to celebrate! I've been working hard on the various worksheet generators at HomeschoolMath.net , and now all of them make worksheets both in PDF and html formats! Below you can see examples of the variety of the worksheets: The advantage of the PDF format is that it's portable and you'll instantly see how it prints. The advantage of the html format is that you can edit it! Simply save the worksheet to your device and then open the file in a word processing software. The worksheets cover topics from grade 1 through pre-algebra, such as: all the basic operations, clock, money, measuring, fractions, decimals, percents, proportions, ratios, factoring, equations, expressions, graphing, geometry, square roots, and more. And it's all free. Enjoy!

### Happy Face Math

Image credit Charlie Smith Some pointers/explanations in case you find these cryptic: A happy face to the power of -1 is the inverse of happy face. Happy face squared or cubed are pretty easy. "sup" in mathematics is the supremum of a set. Then we have a partial derivative of Happy Face. Next, sine of Happy Face = Happy Face sign by the road. In the second column, Re( :) ) is the real part of Happy Face, which is Happy Face without the eyes (without i's). Im of Happy Face is the imaginary part of Happy Face = the eyes (the i's). [Note, i is the imaginary unit used with imaginary numbers.] Triangle followed by X is the mathematical operation curl (of a vector). Next, the upside-down triangle is the gradient of Happy Face or "grad" of Happy Face. Lastly, Log or logarithm of Happy Face

### Homeschool Buyers Co-op group buy for Math Mammoth

Homeschool Buyers Co-op is running a GROUP BUY for large Math Mammoth bundles at 40% discount – just for one week! The offer expires on January 26, 2015.

### Math Mammoth printed books sale

Math Mammoth printed books are on sale at Rainbow Resource Center starting today and running through January 19, 2015. The discount is 20%.