• Workshops
  • Number Sense
  • Kindergarten
  • Addition and Subtraction
  • Multiplication and Division
  • Place Value
  • Geometry
  • Printable Brochure

Why Choose Us?

  • We limit the scope of each workshop to specific Common Core State Standards and Principals and Standards of School Mathematics to insure an in-depth understanding of concepts and transfer of knowledge to the class-room.
  • We guarantee the outcomes identified in each workshop description through research-validated methods and materials.
  • Materials are field tested and mapped to Principles and Standards for School Mathematics, Common Core State Standards and expectations.
  • We increase student achievements, generate teacher enthusiasm, and change attitudes towards the teaching and learning of mathematics.
  • We give participants professionally prepared materials which are listed in workshop descriptions.
  • We offer graduate credit and CEU's.
Wall Display of Doubles Added and Subtracting when the Minuend is Double the Subtrahend
Wall Display of Doubles Added and Subtracting when the Minuend is Double the Subtrahend

Product Description:

Eighteen colored pictures printed on high quality 8.5” by 11” enameled paper represent the thinking strategies students use to name the sum of doubles added and the difference where the minuend is double the subtrahend.


  • The picture of a bee represents 3 + 3 = 6 because a bee has 3 legs on each side of its body.

  • The picture of an 18 wheeler truck represents 9 + 9 = 18 because an 18 wheeler has nine wheels on each side.

  • The picture of a car with two flat tires represents 4 - 2 = 2.

Why do you need our wallboards for teaching doubles added and subtracted?

We begin the basic facts by teaching the doubles and with our visuals you can be assured they will be mastered!



Prekindergarten, First Grade, Second Grade:  1 set per classroom