Four matched pairs, the longest of its kind
AABBCCDD extends AABBCC's three-pair idea to four — four different icons, each appearing twice in a row, forming the longest simple paired-block pattern on this site at eight icons total. The underlying skill is identical to AABBCC's three-pair version, just one more equal-sized block for a child to track.
A strategy for this many pairs
Counting each pair out loud in turn — "one-two" repeated four times, once for each new icon — and confirming a new icon starts every time the count resets, applies the exact same strategy used for AABB and AABBCC, just carried one pair further. Because this is the longest pattern of this specific type, a slower, more deliberate pace is entirely appropriate.
Where this leads
This is the final, longest pattern in this site's paired-block family — a child who's worked through AABB, then AABBCC, then this one has built genuine, incremental comfort with tracking an increasing number of equal-length blocks, a skill that scales directly to reading grouped or tabular information later in school.
Every numbered worksheet uses a fresh set of icons testing this identical four-pair structure.
Using this worksheet effectively
Confirming AABBCC already feels solid before attempting this longest version keeps the step up manageable rather than overwhelming. Every worksheet downloads as a free, print-ready PDF with no account required.