A 15-25 minute exploration into how ancient navigators used fixed points (the North Star) and the repeating patterns of the universe (microcosms, macrocosms, and symmetry) to navigate without modern technology.

A 15-30 minute exploration of how ancient Phoenicians used the macrocosm of the stars to navigate the microcosm of their ships, featuring the root words micro/macro/cosmos and the mathematics of rotational symmetry.

A comprehensive lesson on solving one-step inequalities using addition and subtraction, featuring a visual anchor chart, guided notes for instruction, and a practice worksheet with number line graphing.

A comprehensive guide to solving quadratic equations using various factoring techniques, including GCF, difference of squares, and trinomials.

A comprehensive review lesson that synthesizes all the skills learned in the Real World Math series. Students will complete a final assessment covering multi-digit operations, decimals, fractions, and percentages through a variety of workplace and financial scenarios.

Understanding the power of percentages in finance and data. Students will solve for parts, wholes, and percentages in contexts like sales tax, interest rates, discounts, and performance statistics.

Developing a strong grasp of fractions in practical contexts such as construction, cooking, and time management. This lesson covers simplifying, adding/subtracting with unlike denominators, and multiplying/dividing fractions.

Mastering decimals through the lens of currency and precise measurements. Students learn to add, subtract, multiply, and divide decimals to calculate unit prices, handle cash transactions, and interpret technical specifications.

A foundational lesson on multi-digit multiplication and division focused on workplace budgeting and large-scale inventory management. Students will practice these operations through realistic scenarios like calculating monthly revenue and distributing supplies across departments.

Teacher answer keys for the Real World Math series.

Instructional slides for the Real World Math series.

A lesson focused on solving proportions that lead to linear and quadratic equations through cross-multiplication.

Une introduction interactive à la notion de fonction à travers l'analogie de la machine. Les élèves découvrent les termes d'image et d'antécédent par l'expérimentation en petits groupes.

Passage de l'expression algébrique à la courbe. Les élèves apprennent à lire et à construire la représentation graphique d'une fonction et à identifier images et antécédents sur un repère.

Students practice solving rational equations by applying cross-multiplication to proportions. The lesson focuses on setting up the equation, distributing correctly, and isolating the variable.

A comprehensive lesson on multiplying polynomials, focusing exclusively on the Box Method (Area Model) and utilizing Desmos Quadratic Regression as a robust verification and fallback strategy for high-stakes testing.

Master the art of solving real-world rational function equations, focusing on clinical drug concentration models and rate-based applications. Students will learn to translate verbal scenarios into rational equations and apply algebraic techniques to find precise solutions.

A comprehensive lesson on calculating possible outcomes using tree diagrams and factorials, using an exploration and pathfinding theme.

A student-centered lesson on adding and subtracting polynomials of degree one and degree two, designed for self-paced mastery.

A comprehensive lesson on simplifying square roots using the product property, focusing on identifying perfect square factors and reducing radicals to their simplest form.

An interactive 'around the room' scavenger hunt where students solve radical equations involving one or two radical terms. students follow a path of answers that lead them through 15 unique challenges.

A March Madness-themed lesson that provides students with a strategic "Game Plan" for deconstructing and solving math word problems. Students use a basketball-themed graphic organizer to scout for data, draft a playbook, and execute their solution.

A comprehensive guide and practice for performing operations with rational numbers, including integers, decimals, and fractions. Students will learn the fundamental rules and apply them to solve various problems.

A lesson focused on translating real-world scenarios into multi-step inequalities, solving them, and interpreting the results within the context of the problem. Students take on the role of 'Inequality Investigators' to solve mathematical mysteries.

A comprehensive lesson on operating with rational numbers including integers, decimals, and fractions. Students utilize detailed reference guides to master complex operations and conversions between number formats.

A comprehensive lesson on understanding, graphing, and solving one-step inequalities, featuring a construction-themed visual guide.

A hands-on card sort activity focused on identifying domain and range from various representations, aligned with Texas STAAR Algebra 1 standards across all performance levels.

A comprehensive lesson on graphing one-variable inequalities on a number line, using real-world constraints like speed limits and height requirements to anchor the concepts. Students will master open and closed circles and shading directions.

A cross-curricular lesson where students apply the mathematical concepts of domain and range to geographic boundaries and coordinate mapping. Designed to be taught by geography teachers, it bridges coordinate geometry with cartographic analysis.