Educreations is one of the top contenders, teachers say, mostly because of its simple user interface and multi-functionality. "I use it when I need to make quick videos in class," said Ramsey Musallam, a high school chemistry teacher in San Francisco. Other features that teachers seem to love: the app offers more than one page for recording; the user can import images from other places and format them easily within the video; there's a text feature so students don't have to contend with messy teacher handwriting, and perhaps best of all, it can be used on desktop computers, not just an iPad.
Some of his rhymes are here as images. He started from 1, skip counted by 2, and stopped at 11. Simple. For this one, he decided to rhyme with the number. Start with 1, add 2, you get 3. So what rhymes with 3 that makes sense in the context of monkeys, forest etc, and off he went...