1. Online Educational tool #2 and #3
audicity& acapelabox
Online Educational tool #2 and #3

2. Audicity
Audacity is a free open source digital audio editor and recording computer software application, available for Windows, OS X, Linux and other operating systems. Audacity was started in the fall of 1999 by Dominic Mazzoni and Roger Dannenberg at Carnegie Mellon University and was released on May 28, 2000 as version 0.8.
In addition to recording audio from multiple sources, Audacity can be used for post-processing of all types of audio, including podcasts by adding effects such as normalization, trimming, and fading in and out.Audacity has also been used to record and mix entire albums, such as by Tune-Yards. It is also currently used in the UK OCR National Level 2 ICT course for the sound creation unit.
Link to the official website:

3. acapelabox
Acapela Group is a company which develops text-to-speech software and services. It was formed in December 2003 from a combination of three European companies specializing in vocal technologies, Babel Technologies (Belgium), Infovox (Sweden) and Elan Speech (France).
Today, Acapela provides text-to-speech capabilities for languages including Arabic, French, Czech, Danish, Dutch, English, Finnish, German, Italian, Greek, Norwegian, Polish, Portuguese, Russian, Spanish, Swedish and Turkish.
Link to the official website:
Tutorial:

4. Step 1: Accept Terms of Use by clicking the box under the play bar.
Step 2: Choose the English dialect and the reading character voice.
Step 3: Enter the text you want to be read into the required field.
Step 4: Press the play button and wait to be read in order to see whether you are satisfied with the recording.
Step 5: If you are satisfied with the recording start Audicity and press the record button.
Step 5. Export the recorded file and save it in the intended folder.
Acapelabox & audicity