Texas Instruments
Factoring and Solving Quadratic Binomials
Here is a TI-Navigator™ activity that allows high schoolers to review the concept of factoring and solving quadratic binomials, including a connection to graphical solutions. They enter a number such as -2 using the minus key and not the...
Curated OER
Organic Chemistry II Review Questions
In this chemistry worksheet, students determine the order of reactivity toward displacement in each of the series listed. Then they respond to several multiple choice questions as they relate to compounds and solutions. Students also...
Curated OER
Linear Programming
In this linear programming worksheet, students solve and complete 6 different word problems related to programming. First, they define the variables in each problem and write a system of inequalities. Then, students graph the...
Curated OER
Polygons
This resource provides 5 different worksheets on the topic of polygons and symmetry. These worksheets cover rotational symmetry, lines of symmetry, symmetry of regular polygons, special quadiralaterals, and polygon transformation. The...
Curated OER
Identifying Text Structure
Work on identifying text structure with this thorough worksheet. After studying a diagram depicting six different text structures (compare/contrast, spatial, chronological, problem and solution, cause and effect, and order of...
Curated OER
Text Structure Booklet
Middle schoolers work on comparing and contrasting different text structures with this project. First, they study an example of a sample page in a booklet, which they go on to use as a model. They complete a booklet with text structure,...
Curated OER
Mystery Strategy for Elementary Students
Learners of all ages solve historical mysteries. Elementary learners research historical topics by organizing information presented by their instructor, formulating hypotheses, and considering solutions to mysteries presented about...
Curated OER
Finding Problems In A Story
Learners categorize information into a problem/solving chart and examine the value of using a diary. In this problem solving and diary lesson plan, students read portions of Dear Mr. Henshaw, while they investigate the importance of...
Curated OER
Sharing Marbles Equally
Young elementary-schoolers are constantly reminded to share with others. Use this familiar concept in this equal distribution activity. Scholars choose either 10, 16, or 28 as the number of marbles they have to give out. Then, they...
Illustrative Mathematics
Calculator Trouble
When is not solving the expression the correct answer? When you are checking the understanding of a math concept that is not number dependent. The real question being asked here is to look at the initial number, fraction, mixed number,...
Illustrative Mathematics
Congruent Triangles
Geometers prove that triangle PQR is congruent to triangle ABC by describing any combination of rotations, reflections, and translations that would prove it so. There is only this single task on the handout, but a detailed explanation of...
Illustrative Mathematics
6.EE.4 Equivalent Expressions
Straight to the point, learners are asked to compare a set of five expressions, determine which are equivalent, and then write equivalent equations for those that do not have any. A benefit is that they will review using properties...
Curated OER
Is This a Rectangle?
How do you show that something is a rectangle? This activity starts with four coordinate points and asks young geometers to explain whether they create a rectangle. Knowledge from both geometry and algebra come into play here, as well...
Illustrative Mathematics
Anna in D.C.
The amount of tax and tip on a restaurant bill is a common example used in percent problems. Here, learners only know the total amount paid, and they need to figure the itemized amounts. Solutions using a ratio table, using knowledge of...
Illustrative Mathematics
Busy Day
This activity gets at the heart of algebraic reasoning and setting up equations with one variable to solve real-world problems. The worksheet has only one problem, but it requires that learners first use their own reasoning...
Illustrative Mathematics
Finding Areas of Polygons, Variation 1
An exercise in finding the area of polygons by decomposing into triangles and composing into rectangles is the focus of this resource. Make several copies of the worksheet for each participant. Ask learners to use colored pencils to...
Curated OER
Jon and Charlie's Run
Let's use math to solve an argument. Jon and Charlie are debating about who can run farther, but who is right? That's what your class will figure out as they apply their understanding of fractions to this real-life situation. A simple,...
Perkins School for the Blind
Design and Problem Solving
What if you had a design problem you wanted to solve, but were unable to draw because you were unable to see? Teach your learners with visual impairments that they can use Wikki Stix®, a braille ruler, Legos®, and Constructo Straws to...
Krzysztof Haft-Szatynski
Move the Turtle
Turtles are not known to be speedy movers, but have you ever tried to get them to move in a specific direction? How about getting them to move in a perfect circle? With this app, young computer programmers have to be on their toes to...
Curated OER
Rounding and Subtracting
Common Core is all about getting your learners to open their minds and think about the why and how. This problem has them thinking about unknown numbers and their relationship with one another when we round and...
Illustrative Mathematics
Many Ways to Do Addition
A great aspect of teaching math is that children have the freedom to solve problems using a variety of different strategies. The focus of this instructional activity is for young mathematicians to become aware of many ways of answering...
The New York Times
Trouble in the Hive: Researching the Decimation of Honeybee Colonies
Teach your class about colony collapse disorder and foster discussion about causes and solutions for the honeybee problem. Class members read and discuss an article and participate in one of two detailed activities about pollination and...
Curated OER
Bernardo and Sylvia Play a Game
This activity presents a game played by two learners whose solution is an exercise in creating and analyzing with algebraic inequalities.
Smarter Balanced
Food Waste and Food Access
Forty percent of food in the US goes uneaten while 14.5 percent of US households lack a secure supply of food. As part of the preparation for a performance task assessment, groups consider statistics such as these about food waste and...
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