1.
Obtain spring and/or balance scales that measure in ounces or grams, such as those for weighing letters or foods. Demonstrate how to use them carefully.
4.
Weigh wooden blocks. Combine several. Balance different shapes and sizes to get the same weight. Arrange blocks from lightest to heaviest. Experiment.
5.
With a teacher's help, use Crayola® Washable Markers to make a chart to record block weights. Draw pictures of blocks and leave space to record their weights.
6.
Weigh blocks with a friend. Record block weights on the chart. Compare weights of different blocks. What combinations weigh the same?