Arizona Department of Education
Area and Perimeter of Regular and Irregular Polygons
Extend young mathematicians' understanding of area with a geometry lesson on trapezoids. Building on their prior knowledge of rectangles and triangles, students learn how to calculate the area of trapezoids and other...
Mathematics Vision Project
Module 1: Getting Ready Module
This fabulous resource is a must-have for any algebra teacher's arsenal of lessons. Developing the idea of equations and use of variables from basic physical scenarios, learners gain valuable intuition in the structure and meaning of...
Arizona Department of Education
Introduction to Integers
Welcome to the backward world of negative numbers. This introductory lesson plan teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Curated OER
Circles and Clocks, Shapes and Time
Learners work in groups to research clocks and practice telling time. In this telling time lesson, students use the computer program ProQuest to study circles, including radius and diameter, and practice drawing circles using a compass....
Curated OER
Plane Figures
Fifth graders create polygons requested by their teacher. In this polygons lesson, 5th graders watch a video and listen to a song about polygons. Then, students take turns labeling various polygons and practice making polygons.
Curated OER
Building a Bridge
Third graders discover architecture and functionality by constructing a bridge. In this bridge engineering lesson, 3rd graders utilize cardboard, straws, towel tubes and plastic bottles to create a model bridge similar to ones seen...
Curated OER
Navy Sail Design
High schoolers use the Pythagorean Theorem to explore sailboat design. In this Pythagorean Theorem lesson, two sides of a triangular sail are measured, and the theorem is used to calculate the third side. A worksheet, bulletin board...
Curated OER
The Absolute Truth
Students solve problems of inequalities and equations. In this algebra instructional activity, students add, subtract, multiply and divide to solve inequalities. They graph their solutions on a number line.
Curated OER
The Fourth Quadrant of Proportiona
Young scholars experiment with scale to solve a problem presented in a video clip. They determine the correct size to use when constructing a model and evaluate the use of proportions in real life applications.
Curated OER
Deductiva Deductions (Deductive Reasoning)
Third graders apply deductive reasoning and make predictions. In this language arts instructional activity, 3rd graders discuss questions and use deductive reasoning to make a prediction. Students look for patterns and prior knowledge to...
Curated OER
Design a Better Classroom Workplace
Learners design a new classroom workplace. In this architecture lesson, students use area formulas to identify the problem with the existing desks in their classroom. Learners design their own solution volume formulas to solve the...