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rdebro42

Rated 4.71 out of 5, based on 7 reviews
9 Followers
Singapore
About the store
Teaching Mathematics Internationally since 2003.
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Preview of Math: Integers Extension Task (Addition and Multiplication)

Math: Integers Extension Task (Addition and Multiplication)

Created by
rdebro42
A task that provides purposeful practice with integers while challenging students to find the greatest/least sum/product and many other challenges with groups of integers.
Preview of Perimeter Area Optimization Investigation

Perimeter Area Optimization Investigation

Created by
rdebro42
Mathematics Investigation to help students determine the method for finding the result of two optimization problems: 1) the maximum area of a rectangle, given a perimeter 2) the minimum perimeter of a rectangle, given an area
Preview of Math Representations of Quadratic Functions and Their Graphs

Math Representations of Quadratic Functions and Their Graphs

Created by
rdebro42
A guided inquiry task to help students see the features of quadratic graphs that are linked to the different equation forms of a quadratic function (vertex form, factored form, standard form). I have available another task that does this, but that task provides context questions in each of the available forms. This task provides only equations to graph with the help of tables of values and the GDC. Since this task is context free, it can help strip away layers of complexity so students may focus
Preview of Math Investigation Inverse Function Graphs

Math Investigation Inverse Function Graphs

Created by
rdebro42
A mathematics investigation of the graphical properties of functions and their inverses. This helps students to discover the reflective property of graphs of inverses and can start students on the process of noticing the relationships between equations of functions and their inverses.
Preview of Math Investigation Function Transformations

Math Investigation Function Transformations

Created by
rdebro42
A mathematical investigation of different kinds of function transformations. The task requires use of a graphing tool and leads students to explore vertical and horizontal stretches and compression and vertical and horizontal translations. The task also has students explore these with different functions, which helps them to appreciate the variety of non-linear functions that exist.
Preview of Helix Spirals Investigation Assessment Task

Helix Spirals Investigation Assessment Task

Created by
rdebro42
An investigation task which challenges students to use their knowledge of the pythagorean theorem to create a general equation for the length of a helix. Potentially could be developed into an assessment task.
Preview of Math: Planar Transformations Investigation Task with Space for Notes

Math: Planar Transformations Investigation Task with Space for Notes

Created by
rdebro42
This is an in-class investigation to introduce the concept of planar transformations to middle school students
Preview of Math: Integers Extension Task (Subtraction and Division)

Math: Integers Extension Task (Subtraction and Division)

Created by
rdebro42
A task that provides purposeful practice with integers while challenging students to find the greatest/least difference/quotient and many other challenges with groups of integers. Buy alone or in a bundle
Preview of Math Investigation Solving a System of Linear Equations

Math Investigation Solving a System of Linear Equations

Created by
rdebro42
A mathematical investigation where students are guided to discover the algebraic method of substitution for solving a system of linear equations.
Preview of Math Linear Modeling Scaffolded Process with Context Questions

Math Linear Modeling Scaffolded Process with Context Questions

Created by
rdebro42
A guided task with engaging questions based on real-life data scaffolding the linear modeling process.
Preview of Math Area Volume Investigation of Factors, Prime, and Composite Numbers

Math Area Volume Investigation of Factors, Prime, and Composite Numbers

Created by
rdebro42
An investigation of factors that leverages area and volume to illustrate the difference between prime numbers and composite numbers.
Preview of Simple and Compound Interest Inquiry

Simple and Compound Interest Inquiry

Created by
rdebro42
This is an inquiry task one can use to guide students to developing a formula for simple interest and compound interest.
Preview of Math G6-7 Fraction & Decimal Investigation: Nines in the Denominator

Math G6-7 Fraction & Decimal Investigation: Nines in the Denominator

Created by
rdebro42
An investigation of conversions between fractions and decimals that adds complexity to an upper year review of decimals and fractions
Preview of Quadratic Function Representations Inquiry

Quadratic Function Representations Inquiry

Created by
rdebro42
An inquiry activity in context to help students determine the meaning of parameters in vertex form, factored form, and standard form of Quadratic Functions.
Preview of Math Investigation Linear Functions y=mx+c

Math Investigation Linear Functions y=mx+c

Created by
rdebro42
A mathematical investigation of slope and y-intercept in y=mx+c, the slope-intercept form of a linear function equation.
Preview of Geometric Sequence Investigation

Geometric Sequence Investigation

Created by
rdebro42
An inquiry based way to generate the formula for a geometric sequence
Preview of Arithmetic Sequences Investigation

Arithmetic Sequences Investigation

Created by
rdebro42
An inquiry approach to developing the formula for an arithmetic sequence.
Preview of Math The Factor Game

Math The Factor Game

Created by
rdebro42
a 2-player game that requires knowledge of factors as the strategy for winning.
Preview of Math Plotting Points Practice

Math Plotting Points Practice

Created by
rdebro42
Math Middle School Practice for plotting points on a cartesian plane. All 4 quadrants
Preview of Math: Divisibility Worksheet

Math: Divisibility Worksheet

Created by
rdebro42
A worksheet with workspace for students to work on their skills using divisibility rules.
Showing 1-20 of 21 results

About the store

Experience

Teaching Mathematics Internationally since 2003.

Teaching style

Concept-based, Inquiry-based

My own education history

M.Ed from University of British Columbia, Canada B.Ed from Queen's University, Canada B.AH from Queen's University, Canada

Additional biographical information

Living and Teaching in Singapore