... reluctant questioners 3. Promotion of discussion and collaboration among students 4. Immediate feedback allowing for changeof pace/level to suit ... tracked or kept anonymous 3. Create questions in many forms 4. Wireless connection 5. Easy to set-up, and use Specification: ... distance30m/98 feetDimensionL=12.5cm, W=5.1cm, T=4.1cmBatteryAAA ×2USBUSB Plug-and-play, no driver requiredOperation SystemWin ...