Priya Chandrashaker and her daughter sort objects by attributes. Priya Chandrashaker and her daughter show how to sort objects into groups based on attributes -- the characteristics of objects. She ...

In pre-kindergarten, children ages 3-5 develop a basic understanding of numbers and counting, and connect both to the idea of “how many.” Pre-k math tips work on recognizing, grouping, and comparing ...

Adults “match and sort” every time we do laundry. Children start learning this process during infancy, when they begin to notice which sounds they make bring an adult running to them (sounds that aren ...

Students will develop an understanding that objects and materials have characteristics or properties. Students will be able to recognize similarities between the properties of certain objects and ...

Do you need to know how to sort Java objects in a collection, array, or map? Here's how to use the Comparable and Comparator interfaces and avoid ClassCastExceptions. Programmers frequently need to ...