Using a Ruler

Reading Metric Ruler Size Comparison Inches and Centimeters Measuring in Feet Measurement and Capacity Length and Metric Units Comparing Length Customary Units of Length Length Comparison Measuring in Centimeters Measuring with Standard Tools Measuring in Meters Reading Scales Reading a Ruler Using a Metric Ruler Measuring Distance Comparing and Ordering Length Converting Units Measurement and Equivalence Mass Conversion Measuring to the Nearest Quarter Inch Comparing Size Metric Conversion Measuring Weight Comparing Volume Measuring in Yards Reading Meters Standard and Nonstandard Units Length Conversion Measuring in Inches Tape Measure Reading Weight Comparison Reading a Tape Measure Customary Conversions Capacity Conversion Customary Capacity Converting Us (Imperial) Units Comparing Weight Comparing Amount Area Calculation Metric System Conversion Measuring Mass Estimating Length Converting Customary Units