4M: KidzLabs - Traffic Light
Author: 4M
ISBN: 4M03441
RM62.90
Publisher,4M
Publication Date,
Format, Boxed Set
Weight,
No. of Pages,
Build this fantastic traffic light set. See how electronic circuit control the signals. Support automatic or manual control. 19cm (7.5inch) when built. Integrated circuit control system.For age over 5.
