The app estimates lightning distance by timing the interval between seeing lightning and hearing thunder. It uses a calculation based on the speed of sound to provide an approximate distance.
The app allows players to command Union and Confederate forces in turn-based strategy. It features 75 missions across 10 campaigns, including historically based battles with 8 unique Civil War units and changeable formations.
The app decodes Morse code using the device's microphone. It employs FFT technology to detect and decode carriers, minimizing false decodes from noise.
Analyze and measure collectible card centering with precision tools. Use 10x zoom for detailed inspection. View real-time centering percentages and export analysis images. Access dual-border guidelines for accurate measurements.
The app guides users to historic sites in Wilmington, NC, using GPS maps. Users can read or listen to historical information and view pictures at each location, exploring at their own pace.
The app teaches uppercase and lowercase letters to young learners aged 3-8 using a matching system. Game play is based on classroom pocket charts and is designed for iPad.
Catch falling beckoning cats using a movable floor cushion. Earn gold oval coins for successful catches, with doubled rewards for consecutive catches and black cats. Upgrade the cushion with extra items. Share scores via Game Center.