399 piece stem simple machines base set homeschool educational building blocks lego style compatible __IMPORT34 smartwatch

smartwatch

This versatile hub comes with a dedicated SD and TF card reader slot

Charge your iPad and smartphone in style with the built-in charging stand

7V 150mAh lipo battery (built-in)

399 piece stem simple machines base set homeschool educational building blocks lego style compatible __IMPORT34 smartwatchA 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