The Happy Numbers team consists of experienced teachers, mathematicians, methodologists, designers, developers, writers, illustrators, and customer service professionals.

Author articles

Updated Placement Test for the New School Year

Updated Placement Test for the New School Year

In anticipation of the upcoming school year, once again, we’d like to introduce an updated version of the Placement Test. This time we focused on improving the aspects of it that will give even more accurate placement results for our students.
Happy Content team· 05 Oct
Happy Numbers Printables

Happy Numbers Printables

We determined which activities are the most time-consuming and analyzed how we can help teachers save time and nerve cells.
Happy Content team· 20 Apr
Top Pi Day activity ideas for elementary students

Top Pi Day activity ideas for elementary students

Want to celebrate Pi Day with your students, but afraid that the topic may be too advanced for them? Happy Numbers collected some engaging and simple activity ideas that’ll help you introduce the concept and celebrate math with your students!
Happy Content team· 09 Mar
Subtraction, as 3-Graders See It

Subtraction, as 3-Graders See It

What if we ask you to subtract 81 - 49? One may start with different strategies: from breaking down the numbers to using models or even counting on fingers!
Happy Content team· 20 Dec
Happy Numbers: Results Proven by Research

Happy Numbers: Results Proven by Research

To ensure that Happy Numbers equips each student to succeed and have the best experience possible, we continually track the efficacy of our personalized instruction and assessment system at all stages. Based on the results of this research, we fine-tune the Happy Numbers platform to provide optimal instruction and reliable outcomes for your students.
Happy Content team· 27 Oct