Math game · Pre-K – 5th grade
🔐 Secret Code Lock
The vault flashes a secret code — watch closely, then tap the buttons back in order to crack it open!
🔒 This one is part of the Family Pass
Every game, every narrated story, Pip's hints and parent reports for up to 4 children — $15.99/month or $159.90/year. Free games are marked on the games page.
Start free, upgrade anytimeWhat does Secret Code Lock teach?
Secret Code Lock is a math game for Pre-K – 5th grade that practises sequence memory. Like every TernQuest game it is tied to a skill on the curriculum map (state standards — Common Core, NGSS, CSTA and History–Social Science, PK–5), and Pip the tern gives hints, never answers.
Is it free?
It is part of the Family Pass. A free account includes 50+ arcade games and every narrated story for one child; the Family Pass unlocks everything for up to 4 children.