Tape measures and rulers are among the most common measuring tools. Readers are aided in understanding how these tools are used in a science context and offered an experiment for hands-on learning. The different units used on rulers and tape measures are also discussed. Handy tips, such as a reminder to look for the zero edge, are provided—encouraging readers to put their new knowledge to practical use.

Tape measures and rulers are among the most common measuring tools. Readers are aided in understanding how these tools are used in a science context and offered an experiment for hands-on learning. The different units used on rulers and tape measures are also discussed. Handy tips, such as a reminder to look for the zero edge, are provided—encouraging readers to put their new knowledge to practical use.

Tape measures and rulers are among the most common measuring tools. Readers are aided in understanding how these tools are used in a science context and offered an experiment for hands-on learning. The different units used on rulers and tape measures are also discussed. Handy tips, such as a reminder to look for the zero edge, are provided—encouraging readers to put their new knowledge to practical use.