Doodles Do Algebra – Lesson 23


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.



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