![399Pcs/lot Parts STEAM Simple Machines Expansion Set Compatible with 9689 WEDo EV3 STEM Building Blocks Education DIY Toys Gifts - AliExpress 399Pcs/lot Parts STEAM Simple Machines Expansion Set Compatible with 9689 WEDo EV3 STEM Building Blocks Education DIY Toys Gifts - AliExpress](https://ae01.alicdn.com/kf/S78c91d477c8045608594025590a1cc4ds.jpg_640x640Q90.jpg_.webp)
399Pcs/lot Parts STEAM Simple Machines Expansion Set Compatible with 9689 WEDo EV3 STEM Building Blocks Education DIY Toys Gifts - AliExpress
![NEW 399Pcs/Box Educational and Dacta Series Simple and Mechanisms Base Set Building Blocks Toys Gifts fit for High-Tech - AliExpress NEW 399Pcs/Box Educational and Dacta Series Simple and Mechanisms Base Set Building Blocks Toys Gifts fit for High-Tech - AliExpress](https://ae01.alicdn.com/kf/H3cecb1d6ea394bd189a2d3f6e3bc05ffS/NEW-399Pcs-Box-Educational-and-Dacta-Series-Simple-and-Mechanisms-Base-Set-Building-Blocks-Toys-Gifts.jpg)
NEW 399Pcs/Box Educational and Dacta Series Simple and Mechanisms Base Set Building Blocks Toys Gifts fit for High-Tech - AliExpress
![LEGO Set 9686-1 Simple and Motorized Mechanisms Base Set (2009 Educational and Dacta) | Rebrickable - Build with LEGO LEGO Set 9686-1 Simple and Motorized Mechanisms Base Set (2009 Educational and Dacta) | Rebrickable - Build with LEGO](https://cdn.rebrickable.com/media/thumbs/sets/9686-1/83397.jpg/1000x800p.jpg)
LEGO Set 9686-1 Simple and Motorized Mechanisms Base Set (2009 Educational and Dacta) | Rebrickable - Build with LEGO
![LEGO 9686-1 Simple and Motorized Mechanisms Base Set Set Parts Inventory and Instructions - LEGO Reference Guide LEGO 9686-1 Simple and Motorized Mechanisms Base Set Set Parts Inventory and Instructions - LEGO Reference Guide](https://www.toysperiod.com/img/cache/92/800x600/d4e4o5g414t3y40403b4x2v234q2r2h4v5f4042354v2r294x2u2.jpg)