A challenge that will really get those neurons firing! To get ready for a teaching day, what is your favorite…
Help Sonya choose the bin with the right marbles. Are you ready to take up the challenge? Sonya faces a…
Let’s start the week with a little brain teaser! Sonya recently created a group for people who love math. The…
A new challenge in 6 levels! Sonya invented a machine that chooses a rule and applies it to all the…
A new puzzle to solve! It has been a while since Sonya challenged you with one of her little puzzles.…
A hearty challenge Sonya was in a romantic mood when she created this special Valentine’s Day puzzle. Match each item…
A new mathematical challenge from Sonya Once upon a time, in the distant past, Mathlantis was a kingdom in which…
The first challenge of the year! Sonya is celebrating the new year by challenging you with a math puzzle that…
Challenge your family with Sonya’s new puzzle Sonya knows that digesting the Christmas meal can leave you a little numb.…
Sonya’s new puzzle Did you know that Sonya is a fan of street art? She has also decorated her home…
