Balanced Assessment
Disc-Ness
Transform your scholars into mathematicians as they develop their own geometric definition. The task asks individuals to compare cylindrical objects and create a definition for the disc-ness of each object. They may use any method and...
Concord Consortium
Square-Ness
Are there some rectangles that are more square than others? A thought-provoking task asks individuals to create a formula that objectifies the square-ness of a set of rectangles. They then use their formulas to rank a set of rectangles.
DK Publishing
A Burning Matter
The process of fire requires oxygen, heat, and fuel. Take one of those away, and fire ceases to exist. That's the idea behind this worksheet which portrays a candle burning inside an upside down jar. Pupils answer a couple of questions...
Illustrative Mathematics
Sale!
Everyone loves a sale, and this worksheet allows learners to calculate which sale is more rewarding. The activity can be adapted for different thinking contexts. The answer key describes different answer choices, some being higher...
NFPA
Sparky's Birthday Surprise
Fire safety is a hot topic for kids! With this resource, little ones will read, color, draw, and play as they are learning about prevention and, as an added bonus, practice naming shapes, counting, and adding numbers! Reading, math, and...
Curated OER
MT-A314 Introduction to Linear Algebra Worksheet 1.4(b)
A linear algebra worksheet where pupils explore three linear equations and use Gaussain elimination to solve the system of equations. They identify values that have no solution, one solution, and many solutions. There is one open-ended,...
EngageNY
The Geometric Effect of Some Complex Arithmetic 1
Translating complex numbers is as simple as adding 1, 2, 3. In the ninth instructional activity in a 32-part series, the class takes a deeper look at the geometric effect of adding and subtracting complex numbers. The resource leads...
Curated OER
How many movies can you see in one day?
For kids who love movies, figuring out a schedule for the maximum number that can be seen in one day is not only a good demonstration of Common Core mathematical practices, but also a highly motivating activity. Robert Kaplinsky...
Illustrative Mathematics
The Djinni’s Offer
The djinni in this resource offers gold coins. Learners use the properties of exponents to make their decision as one offer increases exponentially. This makes a great group project. As the commentary suggests, start by having groups...
EngageNY
Why Do Banks Pay YOU to Provide Their Services?
How does a bank make money? That is the question at the based of a instructional activity that explores the methods banks use to calculate interest. Groups compare the linear simple interest pattern with the exponential compound interest...
Illustrative Mathematics
Joining Two Midpoints of Sides of a Triangle
Without ever using the actual term, this exercise has the learner develop the key properties of the midsegment of a triangle. This task leads the class to discover a proof of similar triangles using the properties of parallel lines cut...
Illustrative Mathematics
Voting for Three, Variation 1
This is an opportunity for young mathematicians to apply reasoning to solve real-world problems with ratios. Even though there are three candidates for class president, students will only consider two at a time, making the first problem...
Balanced Assessment
L to Scale
Explore the meaning of scale in relation to actual size through this activity. Young mathematicians examine scale models and determine their relationship to each other. They also find perimeter and area of each model.
101 Questions
Can-struction
Can you solve it?! A New York City art challenge involves making sculptures from cans. The task is to determine the number of cans used in the engineering award-winning sculpture. Scholars consider the patterns in the different layers to...
101 Questions
Foreign Subway Order
Subway orders are the same in every language, right? An inquiry-based lesson presents a Subway ordering board from an Asian country. Given an order, learners must determine the cost by comparing symbols of the order to the symbols on the...
Curated OER
Right Place, Right Time
In this right place, right time learning exercise, students read train timetables and apply the information to answer math word problems. Students solve eight word problems.
Curated OER
Do Not Open Until May 2000!
Students create a time capsule. In this time capsule lesson, students collect and record data about themselves to be stored in a time capsule that will be opened at the end of the year.
Curated OER
Math by M&M's
First graders review math skills with M&M's. In this math lesson plan, 1st graders practice addition and subtraction skills with M&M candies.
Curated OER
Math - "Solid Shapes" - Comparing 3-D Objects
In this geometry worksheet, students learn about 3-D objects and how to describe them. They then answer 10 questions using the information they learned. The answers are on the last page.
EngageNY
Distance on the Coordinate Plane
Scholars learn how to find the distance of vertical and horizontal line segments on the coordinate plane in the 19th installment of a 21-part module. The use of absolute value comes in handy.
EngageNY
Counting Problems
Solving these percent problems is a matter of counting. Pupils find percents by counting the number of events that meet the criteria and the total number of possibilities. Participants create the ratio and convert it to a percent to...
EngageNY
Decimal Expansion of Pi
Develop a better understanding of the value of pi. Learners explore the area of a circle using estimation and graph paper. While continuing to estimate the area of the circle using smaller and smaller grids, the number pi emerges.
EngageNY
The Relationship of Addition and Subtraction
Add an outstanding resource to your repertoire. The first installment of a 36-part module looks at the relationship between addition and subtraction through an activity using tape diagrams. Pupils develop the identities w – x + x = w and...
EngageNY
Percent
Extend percent understandings to include percents less than one and greater than 100. A great lesson has pupils build upon their knowledge of percents from sixth grade. They convert between fractions, decimals, and percents that are less...