**Update: This Lesson Is Part of Book 2 of Doodles Do Algebra: “Unknowns And The 29 Articles of Algebra” available on Amazon.**

Teacher’s Notes:

Today we teach your child the difference between known and unknown quantities as we continue the process of learning the vocabulary you need to understand algebra.

Worksheet:

*Available in the book, “Unknowns And The 29 Articles of Algebra, Book 2 of Doodles Do Algebra“*

*Related*