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The first time my son used this he spent 3 hours creating different connections and seeing what worked. Great purchase thanks
Verified purchase: Yes | Condition: New
My granddaughter loves it she’s just come 10 years old and was able to work it all out on her own very well thought out
Verified purchase: Yes | Condition: New
Easy to follow instruction and all parts numbered and color coded
Verified purchase: Yes | Condition: New
Will keep my grandson busy for a while
Verified purchase: Yes | Condition: New
Good present for kids if your kids likes science.
Verified purchase: No