Step 1 / 2
Longest of three
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Compare lengths · Measurement
Pick the longest and shortest of several bars to build a sense of length.
This is step 1 of unit 6, “Compare lengths”, in Stage 2: Carrying, borrowing and numbers to 100 (ages 8). A round has 10 problems; 90% or better earns three stars. Everything is free with no sign-up, and your stars and XP are saved on this device.