Your child may be able to read a clock, but what about the passage of time? This workbook is all about elapsed time, and how to both estimate and calculate how much time has passed in between hours.

This workbook offers good practice for first graders learning the basics of mathematics.

In this workbook kids will measure time, distance, and masses to hone their measurement skills for math and beyond!

This workbook deals with more advanced forms of measurement, including pre-geometry concepts like perimeter and area, and data skills like graphing and charting.