Projectile Stop, has one job-to keep the projectiles from the Vernier Projectile Launcher from rolling out of sight, it is placed in the launch line, beyond the landing site, and the projectile will be caught
EasyTemp temperature sensor, mini-A USB connector that allows you to attach the temperature probe directly to the USB port of a TI-84 Plus graphing calculator or TI-Nspire handheld, Connecting the sensor to the calculator will automatically launch