This summer will bring us more fantastic click boards. We're starting with Accel Click
Accel Click™ board features ADXL345 3-axis serial accelerometer module with ultra-low power and high resolution. Module supports several sensing functions such as single/double tap detection, activity/inactivity monitoring, free-fall detection etc. It has memory management system with a 32-level FIFO buffer to store data with minimized host processor activity. Board is designed to use 3.3V power supply only.
All seven generation boards with MCUs that work on 3.3V can use Accel Click
Make sure to visit the board webpage, and get more information.