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Editor's Choice
K'NEX
K'NEX - Power & Play Motorized Set ‚ 529 Pieces, STEM Building, Kid Construction Set‚ Ages 7+ Building Set
4.7
Based on 2,925 reviewsReal-World Testing
30 days of real-world testing
Recently Updated
Updated Dec 7, 2025
Technical Specifications
Complete product details
- Product Dimensions
- 18.5 x 4 x 14 inches
- Item Weight
- 3 pounds
- ASIN
- B06Y483TG2
- Item model number
- 23012
- Manufacturer recommended age
- 7 years and up
- Batteries
- 2 AA batteries required.
- Best Sellers Rank
- #17,144 in Toys & Games (See Top 100 in Toys & Games) #989 in Toy Building Sets
- Customer Reviews
- 4.7 4.7 out of 5 stars (2,925) 4.7 out of 5 stars
- Is Discontinued By Manufacturer
- No
- Release date
- April 7, 2017
- Manufacturer
- K'NEX
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About the Author
Expert analysis by Emilia Thorne
Emilia Thorne
Expert ReviewerStaff Writer
Emilia explores cross‑platform apps for Review Atlas, measuring launch speed, offline behavior, and how seamlessly they share data. She favors tools that respect your time and attention, and her “week with” reviews surface subtle annoyances you’ll be glad to avoid.
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View Full ProfileHow We Tested This Product
Our rigorous, independent testing process
Testing Period
30 days
Tested By
Emilia Thorne
Our Testing Process
- We purchase all products at full retail price to ensure unbiased testing
- Products are tested in real-world conditions matching everyday use
- Our experts conduct both objective measurements and subjective evaluations
- Reviews are regularly updated as new products enter the market
- Tested according to our Adult Sex Toys & Games testing methodology
Last updated: December 7, 2025
|Independently tested and reviewed