Interactive
Scholastic

Study Jams! Elapsed Time

For Students 3rd - 5th Standards
Identify the larger number, place the smaller number on the bottom, and then subtract in order to determine elapsed time. Animated slides of each step are also narrated by a friendly voice to teach elementary math minds how to solve such...
Lesson Plan
Curated OER

Interpret Clock Time

For Teachers 2nd - 5th Standards
Save yourself a few minutes of planning with this elementary math lesson on elapsed time. Through a series of collaborative and independent learning activities, children explore different real-world situations as they learn how to...
Lesson Plan
University of Minnesota

Fraction Operations and Initial Decimal Ideas

For Teachers 4th - 6th Standards
Add another strategy to the toolboxes of young mathematicians with this elementary math lesson on using number lines to add and subtract fractions.
Unit Plan
Wells Fargo

Hands on Banking

For Teachers 4th - 8th Standards
Cha-ching! You just hit the jackpot with this interactive consumer math unit. Supported by a series of online lessons and activities, these lessons engage students in applying their math skills to real-life personal...
Unit Plan
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Curated OER

Flicking Football Fun

For Teachers 4th - 6th Standards
Young mathematicians fold and flick their way to a deeper understanding of statistics with a fun, hands-on math unit. Over the course of four lessons, students use paper footballs to generate data as they learn how to create line...
Lesson Plan
National Security Agency

Awesome Area - Geometry and Measurement

For Teachers 2nd - 4th Standards
Break out those math manipulatives, it's time to teach about area! Capturing the engagement of young mathematicians, this three-lesson series supports children with learning how to measure the area of squares, rectangles, and other...
Lesson Plan
Virginia Department of Education

Integers: Addition and Subtraction

For Teachers 5th - 8th Standards
Young mathematicians construct their own understanding of integers with an inquiry-based math lesson. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as...
Lesson Plan
PBS

Garden Grade 6 Area and Perimeter

For Teachers 3rd - 6th Standards
Engage young mathematicians in applying their knowledge of area and perimeter with a fun geometry lesson. Through a series of problem solving exercises, children use their math knowledge to design different-sized garden...
Organizer
Curated OER

My Foot and the Standard Foot

For Students K - 2nd Standards
Young mathematicians put one foot in front of the other as they learn how to measure length in an elementary math lesson. Using paper cutouts of their own feet, children measure classroom objects as they discover the importance of...
Unit Plan
National Security Agency

Time After Time

For Teachers 3rd - 4th Standards
Save those precious minutes and hours spent planning math lessons with this mini-unit on telling time. Offering a series of engaging hands-on and collaborative learning activities, these three lessons teach children how to read...
Lesson Plan
National Security Agency

Place Value - Butterflies Floating Place to Place

For Teachers 3rd Standards
Learn about butterflies and place value in a series of interdisciplinary lessons! With several worksheets that reference butterfly facts in word problems, kids can practice science and math in one activity. Additional worksheets are...
Unit Plan
Curated OER

Button Bonanza

For Teachers 3rd - 5th Standards
Collections of data represented in stem and leaf plots are organized by young statisticians as they embark some math engaging activities.
Unit Plan
National Security Agency

Fraction Fever

For Teachers 4th - 5th Standards
This unit on fractions allows for upper-aged elementary learners to explore ways to find the greatest common factor and least common multiple of two numbers. Ultimately, young mathematicians will be able to identify equivalent fractions,...
Lesson Plan
National Security Agency

Line Plots: Frogs in Flight

For Teachers 3rd - 6th Standards
Have a hopping good time teaching your class how to collect and graph data with this fun activity-based lesson series. Using the provided data taken from a frog jumping contest, children first work together...
Unit Plan
Massachusetts Department of Education

Similarity through Transformations

For Teachers 9th - 12th Standards
Create the ultimate miniature golf course. The 93-page model curriculum unit from the Massachusetts Department of Elementary and Secondary Education contains nine lessons on understanding similarity in terms of both Euclidean geometry...
Unit Plan
National Security Agency

Line Graphs: Gone Graphing

For Teachers 3rd - 6th
Practice graphing and interpreting data on line graphs with 36 pages of math activities. With rationale, worksheets, and assessment suggestions, the resource is a great addition to any graphing unit.
Lesson Plan
National Security Agency

Classifying Triangles

For Teachers 4th - 8th Standards
Building on young mathematicians' prior knowledge of three-sided shapes, this lesson plan series explores the defining characteristics of different types of triangles. Starting with a shared reading of the children's book The Greedy...
Worksheet
National Security Agency

Go One-on-One with Decimals

For Students 4th - 5th Standards
Shoot and score with three basketball-themed lessons about decimals. Young mathematicians compare game statistics, make trash can hoops, and play a data spinner game to practice identifying digits and values within decimal numbers.
Interactive
Scholastic

Study Jams! Line Plots

For Students 2nd - 6th Standards
Data analysts are guided through the arrangement of whole-number data onto a line plot by listening and viewing a high-quality, animated, and narrated set of slides. 
Activity
Noyce Foundation

Once Upon a Time

For Students K - 12th Standards
Examine the relationship between time and geometry. A series of five lessons provides a grade-appropriate problem from elementary through high school. Each problem asks learners to compare the movement of the hands on a clock to an angle...
Lesson Plan
Government of Hong Kong

Areas and Volumes - 2D Shapes

For Teachers 3rd - 6th Standards
Unfortunately for young mathematicians, the world isn't made entirely of parallelograms, triangles, and trapezoids. After first learning the area formulas for these common shapes, students apply this new knowledge to...
Unit Plan
Arizona Department of Education

Area and Perimeter of Regular and Irregular Polygons

For Teachers 3rd - 6th Standards
Extend young mathematicians' understanding of area with a geometry lesson on trapezoids. Building on their prior knowledge of rectangles and triangles, students learn how to calculate the area of trapezoids and other...
Unit Plan
National Security Agency

Backyard Building - Area and Perimeter

For Teachers 2nd - 4th Standards
Turn young mathematicians into landscape architects with this four-lesson series on area and perimeter. Beginning with a basic introduction to calculating perimeter and area using non-standard units of measurement, this...
Unit Plan
National Security Agency

Starting a Restaurant

For Teachers 2nd - 3rd Standards
Through an engaging unit, chefs-in-training will sort and classify data using tally charts. Learners will also create bar graphs to display restaurant data and interpret data from bar graphs using a variety of categories....