Best Explanations

Collection of excellent explanations on some selected topics:

Determinants and Cramer's Rule: Coolmath.com has excellent explanations on this topic, including Determinants and Cramer's Rule for 2x2 Systems, 3x3's and more.
Functions are Finally Clicking: Kent Haines - The Process Column - 8TH GRADE MATH AND TALKING MATH WITH YOUR KIDS
Calculus I - The Limit:
Introduction to Geometry: Points, Lines, and Planes
7 Steps for a Better Math Performance: ThoughtCo

Fun Math:

Math with Bad Drawings: over of math. Bad at drawing
Twenty Questions (Of Maddening, Delicious Geometry)
120 Awesome Word Problems to Engage Students

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