Measurement
I can estimate how long or heavy an object is, or what amount it holds, using everyday things as a guide, then measure or weigh it using appropriate instruments and units.
MNU 1-11a

To find the mass of objects in units – https://classroom.thenational.academy/lessons/to-find-the-mass-of-objects-in-units-6mukae

To experience standard units of mass – https://classroom.thenational.academy/lessons/to-experience-standard-units-of-mass-70upcd

Kilograms – https://classroom.thenational.academy/lessons/kilograms-70rked

Grams and Interpreting Scales – https://classroom.thenational.academy/lessons/grams-and-interpreting-scales-75j3gt

Applying addition and subtraction of measurements – https://classroom.thenational.academy/lessons/applying-addition-and-subtraction-of-measurements-6hh66t

Multiplication and Division of measures – https://classroom.thenational.academy/lessons/multiplication-and-division-of-measures-75hk0e

Word Problems with Mass – https://classroom.thenational.academy/lessons/word-problems-with-mass-70rkcd

Reading weighing scales with different intervals – https://classroom.thenational.academy/lessons/reading-weighing-scales-with-different-intervals-c4rk6c

Weighing and comparing masses in mixed units – https://classroom.thenational.academy/lessons/weighing-and-comparing-masses-in-mixed-units-c8tpcd

Estimating masses – https://classroom.thenational.academy/lessons/estimating-masses-c9h62d

Converting between units of metric mass – https://classroom.thenational.academy/lessons/converting-between-units-of-metric-mass-6ww38d