Communication Technologies by Milestone Year
Your task
Arrange the communication milestones from earliest to latest.
Streak 0Best 0/500
This browser
Your RankDaily stats
0Completed—Average score0Perfect orders0Best streak
Your last 7 days0 of 7 daily puzzles played
0 of 5 weekly goal
Your last 30 days0 of 30 daily puzzles played
Achievements0 of 6 unlocked
Colorblind-friendly feedback
Use blue, orange, and gray result colors with the same text labels.
Hard Mode
Show only how many positions are exact. Individual hints and position locks stay hidden.
Daily browser reminder
Ask this browser for optional notification permission. No email, account, or remote marketing subscription is created.
Rank 1–5 Drag to reorder. Tap any two items to swap.
Attempt 1 of 3Three checks before the answer reveal