Portable toolbox, a collection of eight gadgets. 1. Ruler: a small tool for measuring length in metric and English systems. 2. Noise test: the ambient sound decibel is detected by the mobile phone. 3. Protractor: a small tool for measuring the Angle of objects, which can be photographed and measured by the camera. 4. Test the Internet speed: test the current Internet speed of your mobile phone. 5. Level: a small tool that can be used to know whether it is horizontal by placing the mobile phone on the test object. 6. Hanging picture calibration: a small tool to quickly check whether the pendan
MeasureBox - Smart Meter Tools is a free educational mobile app By Jiahuan Zhang.It helps students practice the following standards .
Software Version: 1.4
Release Date: 2019-02-21T09:00:16Z
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