Boon Jin
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Boon Jin

Product engineer and founder in Singapore. I’ve built three classroom products end to end, from first sketch to 100,000+ teachers.

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Four locks to the exit.

2008

Smoothboard

A Wii Remote and any projector, turned into an interactive whiteboard.

Tap the targets in order 0/4

2012

Smoothboard Air

Phones join the board by QR code and draw on it together. Nothing to install.

Tap each phone to join 0/3

2018

Deck.Toys

Lessons as paths with locks. Students open each step by showing they get it.

Enter the route on the map 0/4

Now

AI in Deck.Toys

Generative lesson tools, and small decision models for fast judgment calls. This lock simulates one, so it reads for meaning, not exact words.

FIG. 4

Name one thing in this room that became a classroom tool.

  1. Wii Remote –
  2. Phone –
  3. Lock –
  4. None of these –

Simulated decision model

Any words will do 0/1
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Boon Jin

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