Three engines. One scholar at a time.

Every idea a child learns from 2 to 13 on one map, linked to what comes before it and what it unlocks. It is below on this page.

A private learning profile that tells μikor what your child is ready for, how they learn best and when to slow down. How it works →

Ten steps, each taught the way one of nine school systems teaches it best, staged for your child's age and checked by people. How a lesson is built →

Multiplication, equal sharing

Ratio, decimals, probability

Compares and orders fractions with reasons, at 80% mastery or above.

1. 1Sign inAges 2 to 8 tap three pictures on a device you have approved. No passwords, no email.
2. 2Warm upA quick look back at something from an earlier session, so it isn't forgotten.
3. 3Try firstOne good question, and your child has a go before Jero helps.
4. 4Fix Jero's mistakeJero gets something wrong on purpose. Your child shows him why.
5. 5Do it aloneA short check with no help, so the progress you see is real.
6. 6Break and homeA real movement break, then an optional activity to try with you.

You always know what happened

After each week, your portal shows what your child learned, in plain words.

“Went on a sound hunt, found the sounds, and made one for Jero to find.”

More for families →

See the three engines work for your child.