Topic 6: Evaluating and Presenting Results
Students construct spreadsheets from raw data. In this spreadsheet construction instructional activity, students compile data into Microsoft Excel. Students familiarize themselves with entering and presenting data in a spreadsheet.
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Module 6: Congruence, Construction, and Proof
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This unit...
8th - 10th Math CCSS: Designed
Modeling a Context from a Verbal Description (part 2)
I got a different answer, are they both correct? While working through modeling problems interpreting graphs, the question of precision is brought into the discussion. Problems are presented in which a precise answer is needed and others...
9th - 10th Math CCSS: Designed
Know and/or Use Function Notation, Including Evaluating Functions for Given Values in Their Domain
Introduce the basics of evaluating a function using function notation with a video that makes connections between evaluating a function and substituting into an expression. The short presentation works through three examples of...
4 mins 8th - 11th Math CCSS: Designed
Imaginary Numbers Are Real (Part 6: The Complex Plane)
How do addition and subtraction work on the complex plane? A short video presentation provides a clue on how to add complex numbers geometrically. The video ends with four problems to determine the rules for multiplication on the complex...
4 mins 9th - 12th Math CCSS: Adaptable
Simplifying a Radical Expression
Starting from the basic definition of a radical as a square root, this short but deep presentation walks the learner through irrational numbers, using prime factorization to simplify square roots, and rationalizing denominators. Each...
8 mins 9th - 12th Math CCSS: Designed