Simple and Motorized Mechanisms Base Set

9686-1

Released: 2009 · Parts: 409 · Theme: Educational and Dacta

Simple and Motorized Mechanisms Base Set (9686-1) is a Educational and Dacta LEGO set released in 2009 with 409 pieces. Browse the parts list, minifigures, and verify loose bricks with our free scanner. Collectors browsing Educational and Dacta sets use this inventory to verify loose parts, compare color variants, and read official build manuals without downloading PDFs. This set includes 2 minifigures and 94 unique part types.

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Buying checklist

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Release year

2009 (17 years ago — may be retired)
Catalog scale

409 parts listed · 94 inventory lines tracked
Minifigures

2 in this set's inventory — verify completeness when buying used
Build manual

Digital booklet available on this page — use it to verify bag contents
Shipping weight (est.)

~820 g for parts inventory (excludes box/minifig packaging)
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Run the completion checker, compare photos to the inventory, and check live listings for sealed pricing

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Market value

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Building instructions

15 official booklets — read on BrickID

Open on LEGO.com →

BI 6003/40 - BOOK 1 FOR 9686 BI 6003/64 - BOOK 2 FOR 9686 BI 6003/36 - BOOK 3 FOR 9686 BI 6003/52 - BOOK 4 FOR 9686 BI 6003/24 - BOOK 5 FOR 9686 BI 6003/60 - BOOK 6 FOR 9686 BI 6003/72 - BOOK 7 FOR 9686 BI 6003/68 - BOOK 8 FOR 9686 BI 6003/28 - BOOK 9 FOR 9686 BI 6003/44 - BOOK 10 FOR 9686 BI 6003/24 - BOOK 11 FOR 9686 BI 6003/32 - BOOK 12 FOR 9686 BI 6003/36 - BOOK 13 FOR 9686 BI 6003/32 - BOOK 14 FOR 9686 BI 6003/32 - BOOK 15 FOR 9686