Curated OER
Math: The Cathedral Project
Second graders take a field trip to a nearby church or other historical building and examine it from a mathematical perspective. In groups, they calculate the seating capacity, describe the window patterns, differentiate types of...
Scholastic
Study Jams! Line Plots
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.
K-5 Math Teaching Resources
Ten Frame
Engage young mathematicians in building their number sense with this set of ten frame printables. Whether you're teaching pupils how to count, add, or subtract, these tools offer children tremendous support with developing their basic...
Noyce Foundation
Measuring Up
Teach the basics of measurement and conversion with a five-lesson resource that builds an understanding of proportion and measurement conversion from elementary through high school. Initially, young scholars use ratios to determine soup...
Noyce Foundation
Measuring Mammals
Explore the meaning of scale and proportion with a set of five activities that examines the topic from elementary through high school. The first lessons explore ratio by examining pictures of different sizes. The next three activities...
Noyce Foundation
Surrounded and Covered
What effect does changing the perimeter have on the area of a figure? The five problems in the resource explore this question at various grade levels. Elementary problems focus on the perimeter of rectangles and irregular figures with...
Curated OER
Earth Day Number Sense
Elementary schoolers count and order objects using numbers 1-300. They bring recyclable items from home. Students group the items, skip count by 2's, 3's, and 5's, and arrange the items on a number line. Recyclable plastic bags are put...
Education World
Teaching Students to Tell Time: Three Resources for Busy Teachers
Elementary schoolers develop time-telling skills, one skill at a time. They examine the connection between time on digital and analog (clock-face) clocks. An excellent lesson on teaching how to tell time!
Curated OER
Yummy Gummy Subtraction
Here is a quick 15 minute lesson intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy bears get gross...
Curated OER
Greater Than, Less Than, or Equal To
This resource offers a quick lesson plan in using the symbols for greater than, less than, and equal to to compare single-digit numbers. However, the practice worksheet included has learners comparing numbers to the 100,000s, as well as...
Curated OER
Buggin' Out (Identifying and Adding Amounts of Money)
Students explore consumer math by participating in estimate exercises. In this currency lesson, students identify and define each piece of U.S. currency and their value to the monetary system. Students complete several money worksheets...
Education World
Predicting Pumpkins
If you want more pumpkin seeds, you should get a bigger pumpkin—right? Young harvesters use estimation skills to make a hypothesis about how many seeds they will find in a pumpkin before examining the real number inside.
K-5 Math Teaching Resources
Tangram Cutout
Challenge the spatial thinking of your young mathematicians with this printable tangram puzzle. Using different sized triangles, squares, and parallelograms, children must figure out how to fit all the shapes together to create a square.
Curated OER
Fractions and Wholes
Lower elementary learners recognize solid shapes distributed for making fractions. Each individual uses a wheel and determine which part of a fraction is missing. This is a great lesson for your visual learners!
Curated OER
Money Makes the Fair-Go-Round
Students explore the value of money. In this money lesson, students investigating combining amounts of money and making change. Students count sets of money and make fair trades. Resources are provided.
Exploratorium
Geometry Scavenger Hunt
One of the nice things about geometry is that it's all around us. The activity presented here has elementary schoolers go out to the playground to identify and name a variety of geometric shapes. They perform a "geometric scavenger hunt"...
Curated OER
Pop-A-Top Math Game
Students play pop-a-top math game to practice solving addition, subtraction, multiplication, and division problems.
Curated OER
Place Value Lessons
Students can learn about place value using interesting lessons, activities, and games.
Curated OER
Apple Estimation: Percentages & Subjective Reasoning
Learners practice using their estimation skills by utilizing apples. In this percentage lesson, students utilize a scale and an apple to discover the percentage of each bite they take. Learners share their data with the rest of the...
Curated OER
Number Patterns
Help your students to identify even and odd numbers. In this number sense activity, they read the book Madeline and use counters to identify which number has a "partner." Learners write down odd and even numbers on a whiteboard.
Curated OER
Counting with Base - Ten Models
Help your kids develop strategies for counting. In this base-ten lesson plan, learners use matching cards, base 10 blocks, and dry erase markers and boards to examine the base 10 counting system.
Curated OER
Shape Fractions
Use shapes to visualize fractions! Elementary learners color 1/2, 1/3, 1/4, 1/8, and 1/10 of various shapes. A great addition to your fractions lesson, or to introduce geometry in your math unit.
Curated OER
Exploring and Using Shapes to Make a Dance
Second graders use their bodies to create various shapes to make a dance when given various music and beats. In this shapes and dance lesson plan, 2nd graders create lines, curves, twists, and angles with their bodies.
National Nanotechnology Infrastructure Network
Scale Models
With instructions to adapt the activities for any grade K-12, any teacher can incorporate the concept of scale into the classroom with a simple, yet effective lesson.