The app provides tools for amateur radio operators and RF hobbyists. It offers antenna-length calculators, frequency-to-wavelength conversion, VSWR and ERP calculators, and signal utilities for DTMF and Morse code.
The app is the fourth in a series of fourteen apps for the Baratta-Lorton Reading Program. It provides beginning readers with an opportunity to read words and receive immediate feedback on their reading.
The app provides step-by-step solutions for fraction problems, supporting mixed and improper fractions. It includes a quiz mode with adjustable difficulty and hints, and a decimal mode for calculator functions.
The app transmits messages as morse code and decodes received light signals into text. Users can switch to receive mode and tap the screen to see messages or switch to input mode, type text, and press transmit to send messages.
The app offers math drills and practice for students of all abilities. It is self-voicing and accessible with VoiceOver, and includes a low vision mode for added contrast.
Reading and writing curriculum for beginning readers.
This app transitions children from reading with sounds to reading with letters. It is the eleventh in a series of fourteen educational apps designed to teach reading and writing.
The app offers three tools for calculating contestant scores in judging contests. It includes a Quick Calculator for instant scoring, a Classes tool to save official placings, and a Placing Card showing a traditional scoring table.