Mathematics
Measurement
Conceptual
9–10 yrs
Estimating volume
估算体积
Description
Estimate volume of cuboids using 1 cm³ blocks; estimate capacity of containers using water
Mastery Evidence
- Build a cuboid from 1 cm³ blocks and state its volume
- Estimate how many cm³ blocks would fill a given box
- Estimate the capacity of a jug by comparing to known litre measures
Assessment Prompt
If your child has a small cardboard box, can they estimate how many 1 cm³ cubes would fit inside it — and then fill it with sugar cubes to check?
Prerequisites 1
Area (age 8+)
通过数单位正方形计算面积，为延伸到数单位正方体计算体积奠定基础
Unlocks 1
Measuring length (age 10+)
