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Posts

June 27, 2015

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9:22 AM | La manzana derivable
Buenos días a todos! Os dejo con mi aportación a la edición 6.5 del Carnaval de Matemáticas: http://elmundoderafalillo.blogspot.com.es/2015/06/la-manzana-derivable.html Espero que os guste ;)
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6:15 AM | Trigonometry Graph Matching
The linked page gives 12 challenges that link to Desmos. For each one, the student writes a function that transforms the blue into the black function.
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5:32 AM | Index Noughts & Crosses
A game for teaching index laws. See the alternate link for the download of the game board.
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5:21 AM | Why 82 000 is an extraordinary number - Numberphile
Dr James Grime explains why 82 000 is an extraordinary number. Consider the sequence 2, 3, 4, 82 000. This is the sequenc of "smallest number > 1 whose representation in all bases up to n consists only of zeros and ones". [source]

June 26, 2015

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12:46 PM | New Equation Editor and Keyboard
We’ve made some nice changes to our Chrome, Web and Tablet apps recently that many of you have been asking for. The first exciting feature is that the Input Bar in the Algebra View has expanded into a fully-fledged Equation…Read more ›
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6:14 AM | Visual Fractions
The purpose of Visual Fractions is to picture fractions and the operations on them.

June 25, 2015

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7:13 AM | Maths Choices for the Future
Advice about choosing between Mathematics 2 Unit and Mathematics General for students and their parents.

June 21, 2015

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6:43 PM | ratio test for absolutely convergent series
newest proposition
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6:18 PM | direct comparison test for divergence series proof by contradiction
newest proof
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6:07 PM | direct comparison test for divergence series
newest proposition
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1:25 AM | Bridge Builder - Worksheet
A worksheet to accompany the Bridge Builder interactives by Education Services Australia.
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12:43 AM | Bridge builder: complex pentagons
Build bridges by adding pentagonal sections (each made up of four beams plus a shared beam). Examine a table and graph of the total number of beams used in bridges of different sizes. Predict the number of beams needed to build a wider span. Describe the number pattern.
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12:42 AM | Bridge builder: complex squares
Build bridges by adding regular sections (each made up of three beams plus a shared beam). Examine a table and graph of the total number of beams used in bridges of different sizes. Predict the number of beams needed to build a wider span. Describe the number pattern.
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12:41 AM | Bridge builder: quadrilaterals
Build bridges by adding quadrilateral sections (each made up of four beams). Examine a table and graph of the total number of beams used in bridges of different sizes. Predict the number of beams needed to build bridges with wider spans. Describe the number pattern.
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12:39 AM | Bridge builder: triangles 2
Build bridges by adding triangular sections. Each section is made up of three beams. Make bridges in order of increasing widths (increasing by one section each time). Examine a table and graph of the total number of beams used in bridges of different sizes. Predict the number of beams needed to build a wider span. Describe the number pattern.
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12:30 AM | Bridge builder: triangles 1
Build bridges by adding triangular sections. Each section is made up of three beams. Make bridges in order of increasing widths (increasing by one section each time). Examine a table and graph of the total number of beams used in bridges of different sizes. Predict the number of beams needed to build a wider span. Describe the number pattern.

June 20, 2015

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11:41 AM | Simulating the probability of rolling a 6
Watch the rolling a fair six-sided dice as the experimental probability approaches the theoretical probability.
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10:54 AM | Developing Mathematical Habits of Mind - NRICH
A collection of mathematical activities designed to give students opportunities to develop curiousity, throughtfulness, determination and collaboration.

June 19, 2015

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11:41 PM | 2015 SMH HSC Study Guide: Maths
The 2015 Sydney Morning Herald HSC Study Guide for Maths.
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11:17 PM | Daily Overview: Center pivot irrigation
Center pivot irrigation is used throughout the Wadi As-Sirhan Basin of Saudi Arabia. Stimulus image for describing locus.
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4:00 AM | Math Team Canada prepares for International Mathematical Olympiad in Banff
Math Team Canada will be in Banff, Alberta for two weeks of intensive training at the Banff International Research Institute (BIRS) from June 21 to July 5. The 2015 Summer IMO Training Camp will allow Math Team Canada members to bond and prepare for the IMO in Thailand with their team leaders. The team will compete at the IMO in Chiang Mai, Thailand, from July 4 to 16, 2015.

June 18, 2015

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4:55 AM | Binomial Theorem
A comprehensive handout for students for the HSC Extension 1 Mathematics topic 'Binomial Theorem'. 37 pages.
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4:49 AM | Applications of Calculus to the Physical World
A comprehensive handout for students for the HSC Mathematics and Extension 1 topic 'Applications of Calculus to the Physical World'. 122 pages. Version: 15 June 2015

June 17, 2015

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11:37 AM | Area - electronic worksheet
This self-marking electronic worksheet covers area of basic shapes including: square, rectangle, triangle, parallelogram, rhombus and trapezium.

June 15, 2015

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6:07 PM | What can I do this summer to be ready to start a PhD program in the fall?
Congratulations to those students who have been accepted to a PhD program in the mathematical sciences starting in the fall! You are about to start an unforgettable part of your life. What you will soon realize is that the first … Continue reading →
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