Curated OER
How Many?
Middle schoolers explore and design ways to collect data through simulations and random samples. They perform two experiments to determine the answers to various probability problems, and present the data/graphs in the form of a...
Curated OER
How Deep is the Ocean
Students predict and then analyze the layout of the tectonic plates that form the ocean's floor using mapping skills and Inquiry based problem solving, They compare the depth of various regions in the ocean with the geologic age to...
Missouri Department of Elementary
Acting Out Respect and Compromise
Puppets showcase the importance of being a good friend. Following a discussion about positive character traits, scholars create a paper-bag puppet and role-play scenarios with a peer.
Curated OER
Which is Closer to 1?
A seemingly simple question that reveals a lot about a student's understanding of fractions. In finding an answer, learners compare fractions with different denominators that are both greater and less than one. No number line is...
Curated OER
Accurately Weighing Pennies II
Drawing from a scenario of the history of the penny, learners write and solve a system of linear equations from a context.
Teach Engineering
Designing Bridges
Introduces your class to the types of loads experienced by a bridge. Groups calculate the ultimate load combinations to determine the maximum load requirement. Using this information, builders then determine the amount of material...
Curated OER
Points, Lines, Planes, and Space
In this points, lines, planes, and space worksheet, students solve word problems dealing with points, lines, planes, and space. Students complete 20 individual problems and 20 group problems.
Willow Tree
Number Properties
The number of basic algebraic properties can become overwhelming for learners. A activity explains and gives examples for all the basic algebraic properties. The resource is perfect to use as a way for pupils to organize...
EngageNY
Complementary and Supplementary Angles
Connect algebraic and geometric concepts to solve problems. The first instructional activity in the 29-part series examines complementary and supplementary angle relationships. Scholars write equations to represent the relationships and...
Curated OER
Art Class, Variation 1
Student statisticians calculate ratios to determine how many shades of green were mixed by Ms. Baca's art class. They graph the number of blue parts against the number of yellow parts for each combination and discover that some produce...
Teach Engineering
Microfluidic Devices and Flow Rate
When you have to flow, you have to flow. The lesson introduces class members to microfluidic devices and their uses in medicine. They watch a short video on how the diameter affects the rate of flow. The worksheet has individuals...
Illustrative Mathematics
What’s Missing?
Now you see them, now you don't! This fun peek-a-boo activity engages young mathematicians in developing their ability to compose and decompose numbers. After being presented with a series of counters, children close their eyes while the...
EngageNY
Applying the Properties of Operations to Add and Subtract Rational Numbers 2
The ninth part in a 25-part series emphasizes the importance of using properties of operations in evaluating sums and differences of rational numbers. Pupils solve problems and provide justifications for each step.
EngageNY
The Most Famous Ratio of All
Pupils develop a definition of a circle based upon its radius in the 17th segment of a 28-part series. They determine the relationship between the radius and the diameter of a circle. To round out the instructional activity, they use the...
EngageNY
Simple Interest
An interesting lesson helps young financial wizards determine the amount of money earned via interest. The resource introduces the concept of simple interest to show how money can grow. Pupils use their knowledge of percents to solve...
Curated OER
The Folding Problem
Ninth graders experiment with paper folding to create geometrical shapes. Students analyze the Copymaster of the problem. After the students have worked on their own for a while, stop them and discuss.
Curated OER
The 500 Problem
Students explain face, place and total value of numbers as well as solve three-digit subtraction problems. Before trying answer the problem Students must be able to examine that the same digit is used to represent different amounts.
Curated OER
Direct, Inverse, And Joint Variation
High schoolers engage in a instructional activity that has them practice solving equations using multiplication and division. They practice solving problems using the properties needed and then students practice changing word problems...
Curated OER
The Fibonacci Sequence
Students investigate a numerical pattern and look for evidence of mathematical patterns in nature. They solve puzzles and work with a partner to predict sequential numbers in a series.
Curated OER
Leadership Program in Discrete Mathematics
Students, using Pascal's triangle, find the number of items given each day in the song, "The 12 Days of Christmas."
Curated OER
Islamic Inheritance Mathematics
Students determine how a woman's estate is divided among her beneficiaries according to Islamic inheritance law. They add and subtract fractions.
Curated OER
Inductive and Deductive Reasoning
Students use logical arguments and inductive reasoning to make or disprove conjectures. After observing a teacher led demonstration, students discover that the deductive process narrows facts to a few possible conclusions. In groups,...
Curated OER
Distributive Property
Students solve problems using distribution. In this algebra lesson plan, students factor equations using the distributive property. They graph their solution on a graph.
Curated OER
Make Your Own "Weather" Map
Students develop and apply a variety of strategies to solve problems, with an emphasis on multi-step and non-routine problems. They acquire confidence in using mathematics meaningfully.