3Doodler Flow Plastic Refills (20Rolls) (只限Flow使用) Raspberry Pi use microbit or AA battery

use microbit or AA battery to power the circuit may cause malfunction of Grove modules which requires high input voltage and drive current(e

Turn screen time into hands-on learning as your kids create inventions and control them from their smart device

debug and simulate algorithms

Students are genuinely excited about the ability to create

App（only availabe on iPad）: iOS 11 or above

3Doodler Flow Plastic Refills (20Rolls) (只限Flow使用) Raspberry Pi use microbit or AA batteryAll 3Doodler plastic strands are made from the highest quality materials, at factories in the US, UK and Spain, and they have all been subjected to the strictest standards of safety testing. This includes passing RoHS testing, Toxological Risk Assessments, LHAMA compliance testing, and heavy metal testing by labs including Intertek and Bureau Vertias (two of the world's most reputable testing labs). Description Unleash your imagination with 20 mini