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CalfordMath

Rated 4.93 out of 5, based on 1124 reviews
1,193 Followers
St. Catharines, Ontario, Canada
About the store
I've been a high school math educator since 2008, teaching all grades 9 through 12, and all levels from university and college bound to essentials/workplace to special needs learners. My products and ideas have been gilded by the frontlines of my own classroom experience. I'm always looking for an innovative way to teach the subject I love!
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Preview of Trig Treasure Map

Trig Treasure Map

Created by
CalfordMath
Calling all π-rates of the Caribbean! To reach the buried treasure, students must apply the sine, cosine, or tangent ratios, and the Pythagorean Theorem, to calculate all unknown lengths along their path. Right triangle trigonometry just hit the high seas. INCLUDED: Word (.doc) and PDF (.pdf) Kilometres version and Miles versionColourful handout with instructionsAnswer key & rubric suggestionsThis activity is perfect for Grade 10 Academic or Applied students (Ontario curriculum: MPM2D, MFM2P
Preview of Angle Tangle Spider Web - Solving for Angles with SohCahToa (+ Digital Version!)

Angle Tangle Spider Web - Solving for Angles with SohCahToa (+ Digital Version!)

Created by
CalfordMath
**UPDATE** I've added a Google Slides version to accommodate distance learning.A triggy web of SohCahToa fun!Students must use sine, cosine, and tangent ratios to determine unknown acute angle measures. Each angle’s letter corresponds to an answer below, helping to solve the riddle, “What did one spider say to another?” INCLUDED: Word (.docx) and PDF (.pdf) Colourful handout with instructionsAnswer key / Solution Google Slides digital version (pdf with download link)This activity is a good comp
Preview of Pie Chart / Circle Graph - Simple Template

Pie Chart / Circle Graph - Simple Template

Created by
CalfordMath
Pie graphs can be tricky to make by hand when the sections aren't easy fractions of the pie. This simple template gives a circle marked off with 100 'tick lines' for easy graphing of percentages of the whole pie. A second template using dots is included too. A dot in the centre of the circle is included too, making it easy to use a ruler and draw lines out to the edge. It's a .docx (Word) file containing two images. Feel free to copy, paste, modify, distribute, embed... ~CalfordMath If
Preview of Equation Clocks - Rich Assessment Task

Equation Clocks - Rich Assessment Task

Created by
CalfordMath
In this FUN task, students create an algebra clock where equations are used instead of numbers for each hour. Students can keep their clock, or give it as a gift! INCLUDED:• pdf and Word (.docx) format so you can edit or tweak as you wish. • Lesson Plan • Smart Notebook file to accompany the lesson from beginning to end. (Minds On intro, Examples, rubric template to co-construct criteria with students) • Student Handout with instructions, examples, answer template to complete and hand in.
Preview of Order of Operations, Roaring Lion - Collaborative Math Mosaic (4 Versions!)

Order of Operations, Roaring Lion - Collaborative Math Mosaic (4 Versions!)

Created by
CalfordMath
IT’S SIMPLE! 1. Calculate the answers. 2. Colour the squares. 3. Cut out your section. 4. Combine with the class! Students are each responsible to complete one section of the mystery mosaic (Roar!). The mosaic consists of 30 sections. Students must apply the rules of BEDMAS to correctly evaluate each order of operations problem (12 problems per worksheet), and then use their answers to colour-by-number. Every single worksheet is different! Students can't copy, but they can help each othe
Preview of Colouring by Simplifying Expressions, Distribute and Combine (2 Versions)

Colouring by Simplifying Expressions, Distribute and Combine (2 Versions)

Created by
CalfordMath
Distribute some fun across your class this holiday season! Collaborative motivation meets individual accountability with these engaging mosaics! Each worksheet corresponds to a section of the big whole-class mosaic. Every student receives a different set of problems involving the distributive property, and combining like terms. Once the math is done, they colour-by-answer! Two versions of this 30-Sheet mosaic are included:"all positives" Ex: 3(4x+5) + 8"with subtraction" (involves some intege
Preview of Colouring by Mean Median Mode, Easter Bunny (24 Sheet Math Mosaic)

Colouring by Mean Median Mode, Easter Bunny (24 Sheet Math Mosaic)

Created by
CalfordMath
This task falls right in the middle of Awesome, Fun, and Math! Students each work independently on their own worksheet, solving for the mean, median or mode for a given list of values, yet they work collaboratively to create a whole-class Easter Bunny mosaic when the work is all done! Every one of the 24 worksheets has a unique set of problems, yet follows the same order of problem-type! You can confidently have students work together without cheating. Expect to hear good peer-to-peer math co
Preview of Einstein Bundle - Trigonometry and Quadratic Math Mosaics

Einstein Bundle - Trigonometry and Quadratic Math Mosaics

Created by
CalfordMath
Harness the motivating power of collaboration while maintaining individual accountability! Every students worksheet is different, yet similar in the type of problems asked. When students answer all the math problems, they use their answers to colour-by-number their small section of the larger mosaic! (This bundle was custom-made by request, but the mosaics are available individually as well.) It's simple! 1. Calculate the answers. 2. Colour the squares. 3. Cut out your section. 4. Combin
Preview of Colouring by Circle Area & Perimeter, Pi (25 Worksheet Mosaic)

Colouring by Circle Area & Perimeter, Pi (25 Worksheet Mosaic)

Created by
CalfordMath
Highly Engaging! Students work independently on their own worksheet, yet collaboratively create a whole-class Pi mosaic when the work is all done! Involves both diagram problems, and a variety of application word problems!Every worksheet has a unique set of problems, yet follows the same order of problem-type! You can confidently have students work together without cheating. Expect to hear good peer-to-peer math conversation and teaching. INCLUDED:• pdf and docx file versions of the class s
Preview of Proportions & Unit Rates, Pirate Ship Collaborative Math Mosaic

Proportions & Unit Rates, Pirate Ship Collaborative Math Mosaic

Created by
CalfordMath
Count on a fun day as students apply their proportional reasoning skills using multiplication patterns (horizontal, vertical, cross) and calculate unit rates. This is a highly engaging task, as it provides collaborative motivation to complete the practice problems... every students' worksheet is a small part of the large Pirate Ship mosaic! Every student has different problems allowing them to engage in meaningful math conversations without copying. They use their answers to decode the colour-k
Preview of Colouring by Exponentials and Logarithms, Ladybug (3 versions, 30 sheet mosaics)

Colouring by Exponentials and Logarithms, Ladybug (3 versions, 30 sheet mosaics)

Created by
CalfordMath
Highly Engaging!! Students apply their knowledge of logarthm properties and exponent laws to solve equations and application word problems. They use their answers to decode the colour key needed to colour their section of the large 30-section Ladybug mosaic. Three versions are included!◾ Logarithmic Functions (simplifying using log laws, evaluating expressions, word problems about dB levels, and caffeine levels) ◾ Exponential Functions (solve equations where: both sides can be expressed as p
Preview of Colouring by Quadratics - Einstein (25 Worksheet Collaborative Math Mosaic)

Colouring by Quadratics - Einstein (25 Worksheet Collaborative Math Mosaic)

Created by
CalfordMath
Harness the motivating power of collaboration while maintaining individual accountability! Every student's worksheet is different, yet similar in the type of problems asked. When students answer all the math problems, they use their answers to colour-by-number their small section of the larger mosaic! (You can get this mosaic bundled with two other Einstein mosaics dealing with trigonometry: click here to go to the bundle) It's simple! 1. Calculate the answers. 2. Colour the squares. 3. Cu
Preview of Colouring by Integers (Add & Subtract), Rosa Parks 30-Sheet Collaborative Mosaic

Colouring by Integers (Add & Subtract), Rosa Parks 30-Sheet Collaborative Mosaic

Created by
CalfordMath
Harness the motivating power of collaboration while maintaining individual accountability! Every student’s worksheet is different! Two versions (both 30 sheet mosaics) are included: 100-question-per-worksheet version, and a quicker 12-question colour-by-number style version. You can mix worksheets from both versions, as the colouring grids are the same size. Students use their answers to colour their section of the larger whole-class mosaic! The end result looks great on your wall, and your s
Preview of Statistics Analysis of M&M's - A tasty stats assignment

Statistics Analysis of M&M's - A tasty stats assignment

Created by
CalfordMath
If you had to bet on the number of a certain colored M & M inside a package, which color would be the best to bet on? What number should you guess? Is there a best guess? This fun statistics activity has students digging into mean and standard deviation using a handy Google Sheet / Google Form to gather and group their class data. Each student can be assigned a color to analyze for its mean, median, mode, and standard deviation.Their small sample data will help them form an educated answer to
Preview of Black History Month - Collaborative Math Mosaic Bundle

Black History Month - Collaborative Math Mosaic Bundle

Created by
CalfordMath
These mosaics are a great way to involve every learner in your class! They provide collaborative motivation through a common goal, while upholding individual accountability since every worksheet has different problems.
Preview of Proportions & Unit Rates, POW! Collaborative Math Mosaic

Proportions & Unit Rates, POW! Collaborative Math Mosaic

Created by
CalfordMath
Count on a fun day as students apply their proportional reasoning skills using multiplication patterns (horizontal, vertical, cross) and calculate unit rates. This is a highly engaging task, as it provides collaborative motivation to complete the practice problems... every students' worksheet is a small part of the large POW! mosaic! Every student has different problems, allowing them to engage in meaningful math conversations without copying. They use their answers to decode the colour-key, al
Preview of Colouring by Mixed Integer Operations (+ - × ÷) Two 24-Sheet Mosaics

Colouring by Mixed Integer Operations (+ - × ÷) Two 24-Sheet Mosaics

Created by
CalfordMath
Students are each responsible to complete one section of the mystery mosaic. They must solve the integer problems (12 per worksheet... 3 of each operation), and then use their answers to colour-by-number. The collaborative goal and mystery image will motivate them to work! Every worksheet contains a different problem set, so they can help each other but cannot copy. IT’S SIMPLE! 1. Calculate the answers. 2. Colour the squares. 3. Cut out your section. 4. Combine with the class! INCLUDED:◾ B
Preview of Rational Equations, Roaring Lion - Collaborative Math Mosaic (3 Class Sizes)

Rational Equations, Roaring Lion - Collaborative Math Mosaic (3 Class Sizes)

Created by
CalfordMath
High School students love colouring too! Engage your whole class in this collaborative activity where every student receives a different problem set but each shares the common goal of completing the mystery pixel art mosaic! IT’S SIMPLE! 1. Calculate the answers. 2. Colour the squares. 3. Cut out your section. 4. Combine with the class! Three mosaic sizes are included to accommodate your class size: 20, 30, and 36 sheets.Students are each responsible to complete one section of the mystery m
Preview of Proportions & Unit Rates, American Flag Collaborative Math Mosaic

Proportions & Unit Rates, American Flag Collaborative Math Mosaic

Created by
CalfordMath
Count on a fun day as students apply their proportional reasoning skills using multiplication patterns (horizontal, vertical, cross) and calculate unit rates. This is a highly engaging task, as it provides collaborative motivation to complete the practice problems... every students' worksheet is a small part of the large flag mosaic! Every student has different problems allowing them to engage in meaningful math conversations without copying. They use their answers to decode the colour-key, all
Preview of Colouring by Trigonometry - Einstein (32 Worksheet Collaborative Math Mosaic)

Colouring by Trigonometry - Einstein (32 Worksheet Collaborative Math Mosaic)

Created by
CalfordMath
Harness the motivating power of collaboration while maintaining individual accountability! Every student's worksheet is different, yet similar in the type of problems asked. When students answer all the math problems, they use their answers to colour-by-number their small section of the larger mosaic! Great for Pi Day... (This mosaic is also available as part of an Einstein bundle, alongside a 35-sheet trig mosaic, and 25-sheet quadratic mosaic. click here to go to the bundle) It's simple!
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About the store

Experience

I've been a high school math educator since 2008, teaching all grades 9 through 12, and all levels from university and college bound to essentials/workplace to special needs learners. My products and ideas have been gilded by the frontlines of my own classroom experience. I'm always looking for an innovative way to teach the subject I love!

Teaching style

Whenever possible, math should be driven by engaging problems that pull students into the concepts and skills I seek to teach. 'Fruitfully frustrated' is a good place to be :) I enjoy writing and performing math raps (youtube CalfordMath), integrating Geometer's Sketchpad to bring dynamic understanding, gamifying learning (see my product 'Algebra Tile Factris'), and generally pushing creative limits to make math concepts accessible to my students. I am aware of students' math stigmas and horror stories. I try to build on their natural math intuitions, sidestepping their perceived inability to 'do math' because they never won a class game of around-the-world with multiplication flash cards in grade 4.

My own education history

Concurrent BSc (honours mathematics) / BEd (intermediate/senior) from Brock University, 2008 Honour Specialist in Mathematics from Queen's University, 2012 Additional Qualification in Computer Studies, 2023

Additional biographical information

I'm an avid recreational chess player. I enjoy music, skateboarding, longboarding, rapping, programming (see my product 'Algebra Tile Factirs' for a computer game example, or my 'Colouring by...' products for an automated worksheet product), and doing math for fun (total geek).