Unlock all 80 maths mysteries across all three phases β and save every solved case and star.
For one child at home
Billed yearly Β· save ~18%
First few free β subscribe to unlock all & save progress
Everything to read at home:
For teachers Β· up to 30 students
Billed yearly Β· one class of up to 30
Up to 30 students Β· cancel anytime
Everything in Family, plus:
Multiple classes & teachers
School-wide accounts & admin
Register interestWe'll be in touch as it gets close
Everything in Classroom, plus:
Years 0β8 β 80 maths mysteries that reshuffle every time.
Children sign in with their name and class code β no email needed.
Every solved case and earned star saved for each student.
See who's cracked what across your class at a glance.
The first few mysteries in every phase are free to try with no account. A subscription unlocks all 80 mysteries across every phase, plus accounts, student logins, saved progress and the teacher dashboard.
It follows the refreshed NZ Mathematics & Statistics curriculum (Years 0β8). It's progression-based β children move up when they're ready, not by age.
Yes. The Family plan is for one child at home, with their progress saved on any device. For more than one child, get a plan per child or use the Classroom plan.
One class of up to 30 students. You create a class, add your students, and they log in with their name and a class code.
Our sibling literacy site, built the same way. A combined KiwiABC + Kiwi123 plan is on the roadmap.
The first few in each phase are free to try β subscribe to unlock them all.
Solve a free mystery βπ Got a promo code? Pop it in at checkout to save.
All prices are in NZD and include GST. Subscriptions renew automatically (per year, or per NZ school term β 4 terms a year) until you cancel, which you can do anytime from your account. See our Terms and Privacy Policy.