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LEGO Pneumatics Add-on Set for Machines & Mechanisms

Set #9641 · 2008 · 31 pieces · Starter build

LEGO Pneumatics Add-on Set for Machines & Mechanisms set 9641 instructions

Set Details

Set Number
9641
Name
Pneumatics Add-on Set for Machines & Mechanisms
Year
2008
Pieces
31
Complexity
Starter
Build Time
10-20 minutes
Ages
4+
Type
Play-focused
LF
LegoFinder Editorial Team·Set data verified 2026·How we research sets

About LEGO Pneumatics Add-on Set for Machines & Mechanisms

LEGO Pneumatics Add-on Set for Machines & Mechanisms (set #9641) is a quick, accessible build with 31 pieces from the Educational and Dacta theme, released in 2008. The Educational and Dacta line features classroom and learning-oriented kits for STEM education. This is a starter-level build suitable for ages 4+, with an estimated build time of 10-20 minutes.

Set Highlights

  • 31 pieces at starter complexity — a 10-20 minutes build.
  • Compatible with all standard LEGO sets — bricks extend naturally into other sets you own.
  • Play-focused build with interactive elements designed for 4+ builders.

Who Is This Set For?

Gift for Ages 4+

The starter difficulty makes this accessible without being trivial — a well-matched gift for LEGO fans in the 4+ age range.

Weekend Build Project

31 pieces with an estimated 10-20 minutes fits comfortably into a focused afternoon or weekend session.

Expanding a Educational and Dacta Collection

A solid addition for collectors building out their Educational and Dacta shelf. Introduces parts and builds that complement other sets from the same line.

Build Tips

1

Check the piece count on the bag against the parts list before starting — knowing what you have prevents mid-build surprises.

2

Even in small sets, connection order matters. Follow the steps rather than building sections independently.

3

Keep the instruction booklet after building — it's the most reliable reference for disassembly, cleaning, or reassembly after storage.

Finding Instructions

Building instructions for LEGO Pneumatics Add-on Set for Machines & Mechanisms (#9641) are available as a free PDF on LEGO.com. You can also upload a photo of this set to LegoFinder to identify it and access the instructions directly.

Pneumatics Add-on Set for Machines & Mechanisms FAQ

Related Reading

More Educational and Dacta Sets

See all Educational and Dacta

Also Released in 2008

All 2008 sets →

Similar Build Difficulty

Sets at roughly the same piece count and complexity tier — different theme and year, but a similar build experience.

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