http://dcherukhin.i2p/blog/guest/p/10E5CE2CAB/attachments/COR2.html
For example, some patterns repeat (for example, red-blue-red-blue-red-blue), while others change in predictable ways (for example, as age increases, so does height). Working with patterns and relationships is the basis for studying algebra later in school. Observations: During small group time, Daniil followed an AB and ABC pattern using cut-out winter items.