Math Teachers at Play #31 via Homeschool Bytes

Math Teachers at Play #31 offers ten posts about learning and teaching math (appropriate for the 10th month of ’10) at Homeschool Bytes.

Mixing play with learning math is so much more effective for my kids. So, here are some great ideas on how to take the “boring” out of learning math and make it an Adventure . . .

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Mathematics and Multimedia Carnival #4 via Wild About Math

Welcome to the 4th edition of the Mathematics and Multimedia Blog Carnival … Four is the smallest composite number, its proper divisors being 1 and 2. Four is also a highly composite number … 4 is the smallest squared prime (p2) and the only even number in this form ….

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Reminder: Math Posts Wanted

Now is the time to send in your blog posts for the next Math Teachers at Play blog carnival, coming this Friday to Homeschool Bytes. You don’t have to be a teacher to join in the fun! MTaP covers mathematics from preschool through the first year of calculus, and we welcome any posts about learning, teaching, or just playing around with math.

Would you like to host an edition of the MTaP? Read How To Host a Blog Carnival, and then drop me an email or leave a comment on this post.


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Lewis Carroll’s Logic Challenges

Workplace stress caused by an unsuitable work ...
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Symbolic Logic Part I was published in 1896. When Lewis Carroll (Charles Lutwidge Dodgson) died two years later, Part II was lost. Because they couldn’t find the manuscript, many people doubted that he ever wrote Part II. But almost eighty years after his death, portions of Part II were recovered and finally published. The following puzzles are from the combined volume, Lewis Carroll’s Symbolic Logic, edited by William Warren Bartley, III.

These puzzles are called soriteses or polysyllogisms. Carroll began with a series of “if this, then that” statements. He rewrote them to make them more confusing, and then he mixed up the order to create a challenging puzzle.

Given each set of premises, what conclusion can you reach?

Continue reading Lewis Carroll’s Logic Challenges

Alex Deals Out Equations

Miscellaneous Playing Cards
Image by incurable_hippie via Flickr

Looking around the room, Alex saw kids and parents moving from one table to another. Everyone seemed to be enjoying the Homeschool Math Carnival. She had six junior-high and high school students at her table, waiting while she shuffled her deck of cards.

“Okay,” she said. “These are Math Cards. I took out the face cards, so we just have numbers.”

Continue reading Alex Deals Out Equations