The Dot and Dashy Language

In this binary code message, students convert numbers from binary numbers to base ten. This one-page activity contains 26 problems.

In this codes activity, students investigate eight codes used in everyday life. Fourteen activities are included as well as four miscellaneous exercise.  This activity has great student interest.

Get the trig facts fast, and use the review sheet as a guide in the classroom. The worksheet also includes a document version if any changes are needed to the problems. The information includes a small degree/radian chart, a graph of all...

Discover the statistics war. The 42nd video in the Crash Course Statistics series introduces how statistics have proven valuable during wartime. The resource covers the use of statistics in breaking the German code, finding U-boats, and...

Using matrix multiplication and inverse matrices, students are trying to uncode a coded message. Students encrypt simple messages using 2 x 2 matrices.

This modern animation and discussion of the ancient secrets of Pascal's triangle manages to be topical, engaging, and mathematically deep all at the same time. A great introduction to the power of number theory across multiple math...

High schoolers solve matrices by multiplication. In this algebra lesson, students create coded messages and relate it to solving matrices. They multiply and find the inverse of matrices.

Individuals discover how to draw cubes on triangle-dot paper. They use cubes to build structures and draw corresponding isometric drawings on dot paper in the second lesson of the series of five. The activity also introduces the concept...

Five questions make up an interactive designed to boosts knowledge of area and volume of solid figures. Question types include multiple-choice, true or false, and fill-in-the-blank. A scale model changes measurement to provide a visual...

What can math say about natural phenomena? The fifth STEM lesson in this project-based learning series asks collaborative groups to choose a phenomenon of interest and design an experiment to simulate the phenomenon. After collecting...