Click on the image and move that slider!
In what happily seems to have become an annual tradition Desmos have provided you with the means to send a math-o-gram to the mathematicians in your life!
This year you can even use the Desmos API …
Elsewhere – express your feelings for WolframAlpha!
and here’s a logic starter from Transum for Valentine’s Day!
Wishing Mathematicians everywhere a happy day and if you are a UK teacher about to start half term – have a lovely week!