Let's celebrate π Day!
Enjoy $13.14 off each module using the coupon code"Pi1314" at checkout!
Pi Day is right around the corner, and we hope you’re hungry for a special live stream with Po-Shen Loh!
It’s an extra fun week ahead with lots of exciting news and events.

In the past three days, we received tons of fun Pi questions. Finally, we picked some of the most interesting ones that suit our students and made them into a test:
We want to say thank you to everyone contributing your effort to the Daily Challenge math community.
Let's celebrate Pi Day together! Use the following link to join the challenge and have some fun.
Tomorrow on Sun, March 14, 6:30–7:30 PM, Prof. Loh will do a live solve to work on all these special problems!
YouTube Link: Live solve math problems about π
Parents, don't feel like you are left behind! Although you are out of school for a long while, isn't it good to have a counselor to discuss the problems you encountered in parenting and education?
This is your chance to directly ask Prof. Po-Shen Loh your questions! You’ll be able to submit and vote on questions before the event.
Register for this free interactive Q&A session by choosing the time zone where you live. Whichever region hits 50 people first, will be able to have a special online session to talk with Prof. Loh directly!
Agenda
1 min Vote on which questions are most important to you
15 min Customized talk answering your top questions
44 min Open Q&A for parents on any topic
Invite your friends and family to sign up for your area to join in on the fun — the more friends you invite, the sooner we hit 50 viewers!