Students solve problems with triangles. In this geometry instructional activity, students use the properties of triangles to solve problems. They identify the median, altitude and side vs angle relationship.

Students design, invent, and build a model of something new, useful, or decorative to solve a problem using any combination of materials provided. They also create logos, packaging, etc. related to product sales.

Let imaginations run wild as participants design animal pens. A performance task challenges young mathematicians to determine the perimeter or a missing side length of different animal pens. They then design pens that meet given...

This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...

Provide teenagers with the social skills they need to live happy lives with this collection of worksheets and activities. Covering a variety of topics from self-awareness and assertiveness, to stress management and problem solving, this...

High schoolers attempt an assessment task requiring them to find the radii of inscribed and circumscribed circles of a right triangle with given dimensions. They then evaluate provided sample responses to consider how to improve...

I like algebra, but graphing is where I draw the line! Worksheet includes three multiple-part questions on interpreting and drawing line graphs. It focuses on the abstract where neither axis has numbers written in, though both are...

Why would someone need contact lenses that offer UV protection? With a 28-page packet full of instruction and worksheets, students discuss solar radiation and its potential harm to eyes. They make snow goggles similar...

Everyone loves a vacation and a set of three activities has groups planning a tour of the U.K. using given distance, time, and price data. They solve a variety of problems related to the trip and produce a report on the success of...

Many people confuse atomic mass and atomic numbers. The sixth of seven lessons in a unit requires scholars to find the weight of different groups of pennies. Then, they must solve how many of each type of penny exists in a closed system...

Strive to think outside of the quadrilateral parallelogram. Worksheet includes two problems applying prior knowledge of area and perimeter to parallelograms and trapezoids. The focus is on finding and utilizing the proper formula and...

Why is conflict resolution such an important skill to learn? Pupils explore the topic, playing an adapted Tic-tac-toe game. Two class teams are tasked with finding a win-win solution to a hypothetical conflict before adding their X...

Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...

Young environmentally conscious mathematicians solve a variety of problems related to the central theme of uncovering illegal logging activities. They determine a base camp based on given constraints, investigate logging activities and...

Who knew turning a light on and off could be so complicated? In the lesson, pupils use Arduino boards to learn about computer codes and programs. They program an Arduino to make a light turn on and off at certain time intervals.

Remodeling projects require more than just a good design — they involve complex fractions, too. To determine whether a tiling project will fit within a given budget pupils calculate the square footage to determine the number of...

Mississippi has both the highest obesity and poverty rate in the US. Does the rest of the data show a correlation between the poverty and obesity rate in a state? Learners tackle this question as they practice their skills of regression....

Young scholars examine the concepts of power and authority as they begin learning about government in this elementary social studies lesson. Through a series of readings, discussions, and problem solving activities, children...

How do doctors predict a child's future height? Scholars use one case study to determine the height of a child two years into the future. They graph the given data, determine the line of best fit, and use that to estimate the height in...

How does your garden grow? Use proportions to help Tim answer that question. By using their understanding of proportional relationships, pupils determine the number of seeds that will sprout. They create their own linear...

M.C. Escher is famous for creating optical illusions. Examine this effect in several of his works and discuss the techniques involved. Inspired by the discussion, learners create an imaginary 3-D world inside of a box using various...

In this Fundamental Counting Principle instructional activity, students solve and complete 6 different problems that include determining the number of license plates created. First, they multiply the number of ways that each event can...

Which number is bigger? Using a variety of activity sheets, this unit starts with the basics of inequalities and progresses through solving compound linear inequalities. Problems cover the range of inequalities including inequality word...

It is positive that how one performs on the first test relates to their performance on the second test. The three-question assessment has class members read and analyze a scatter plot of test scores. They must determine whether...