"How Tall, How Short, How Faraway" by David A. Adler

Take a little bit away. The 10th section of an 18-part unit introduces subtraction of decimals. Scholars use a place value chart like they did with addition of decimals to organize and represent the problem. After using the place value...

Captivate your class by having them find the value of their names, different zoo animals, musical instruments, etc.,with a mental math lesson. Using the coding formula listed, children learn to fluently estimate and calculate...

Discover ways to measure items without standard tools. In this measurements lesson, learners estimate how long certain objects are by measuring with a non-standard measuring tool. Students check their estimates with a ruler and share...

Here is a challenging presentation that will get your mathematicians working! They must convert using non-standard units of measure. Here is an example: a pencil is 12 buttons long, how many toothpicks long is the pencil? An interesting...

You know you have stumbled on something interesting when you launch this app. You are suddenly taken into a world of mystery and intrigue, and of course, math-skills practice.

Practice measuring skills with a 10-question worksheet that challenges scholars to measure lines using centimeters and inches.  

After viewing a short video about a climb up Mount Everest, high schoolers read about triangulation for measuring distant elevations. Have your class work in groups to construct an inclinometer and then use it to measure the height of...

As Mia and RJ discuss measurement, your class is introduced to the customary and metric systems for measuring mass, capacity, weight, and length. Temperature scales are also introduced. This resource can help set the foundation for later...

This is a short, fun lesson plan with a literature connection, "Miss Nelson is Missing". It uses candy bars as non-standard units for measuring objects in the classroom.

This is a short, fun lesson plan with a literature connection, "Miss Nelson is Missing". It uses candy bars as non-standard units for measuring objects in the classroom.