Professional Development

Best tips for teacher's professional development
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
Adding Fractions with different denominators: promoting the massive skill

Adding Fractions with different denominators: promoting the massive skill

How can you effectively explain adding fractions with unlike denominators to your 5th graders? In this article we’d like to share our own engaging way of introducing the topic: from concrete to abstract, we make sure students get a firm understanding of the concept!
Happy Numbers team· 20 Dec
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
Meet the updated Placement Test

Meet the updated Placement Test

The Happy Numbers Content Team is continuously working not only on new product development but also on fine-tuning existing features and resources.
Happy Numbers team· 19 Apr