Pay in 4 interest-free payments of $12.50 Learn more
Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
With a weight below 250g
and a transmission distance of 0-10mm
even for novice pilots
using the provided USB charging cable that offers flexibility and convenience
turn the crank clockwise or counterclockwise for 3-5 minutes to activate the built-in battery
399 piece stem simple machines base set homeschool educational building blocks lego style compatible __pcat_7555ebf9a84ed06b669848e3 With a weight below 250gA 399 piece set designed for hands on STEM and simple mechanism learning at home or in the classroom. Self locking ABS bricks give you sturdy, reliable connections so models stay together while you experiment and learn. Parts are compatible with standard small building bricks, letting you mix and match with existing collections for more creative options. Easy to assemble and disassemble ideal for DIY projects, model builds and exploring mechanical
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