OH.M. Measurement: Students estimate and measure to a required degree of accuracy and precision by selecting and using appropriate units, tools and technologies.
M.1. Grade Level Indicator: Measurement Units: Identify units of time (day, week, month, year) and compare calendar elements; e.g., weeks are longer than days.
OH.PFA. Patterns, Functions and Algebra: Students use patterns, relations and functions to model, represent and analyze problem situations that involve variable quantities. Students analyze, model and solve problems using various representations such as tables, graphs and equations.
PFA.1. Grade Level Indicator: Use Patterns, Relations and Functions: Sort, classify and order objects by size, number and other properties. For example:
PFA.1.b. Order three events or objects according to a given attribute, such as time or size.