101 Questions
Dollar Wall
Money doesn't grow on trees—it grows on walls. Using pictures of a Guggenheim art installation consisting of one-dollar bills glued to a wall, future mathematicians consider the monetary value of the bills used in the installation....
Curated OER
Approximation of Pi
High schoolers explore the concept of Pi. In this Pi lesson, students measure the circumference and diameter of a circle. High schoolers record the diameter and circumference measurements from their classmates. Students...
Curated OER
Apple Estimation: Percentages & Subjective Reasoning
Students practice using their estimation skills by utilizing apples. In this percentage lesson plan, students utilize a scale and an apple to discover the percentage of each bite they take. Students share their data with the...
Curated OER
Sorting and Analyzing
Students explore sorting and graphing. In this math instructional activity, students create and analyze a class bar graph about their birthday months. They then estimate and sort candies to make and analyze their own bar graph.
Curated OER
Water: From Neglect to Respect
The goal of this collection of lessons is to make middle schoolers more aware of the ways in which they are dependent upon water to maintain their standard of living. Learners compare water use in Lesotho to water use in the United...
Delaware Math Cadre Elementary Committee
Operations and Algebraic Thinking
How to use the relationship between multiplication and division to solve math word problems is the focus of the instructional activity presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then,...
Curated OER
Estimation
Learners explore the concept of estimation. In this estimation lesson plan, students discuss making estimates through teacher led discussion. Learners use the Internet to complete an activity where they must estimate the length of lines.
Curated OER
"Eggs-ploring" Math with Jellybeans
Learners work in pairs with a small bag of jellybeans to estimate the number of candies in their bags and then figure out how many groups of 10 jellybeans are contained in their bags. They then graph the information using a pictograph or...
EngageNY
Fraction Multiplication and the Products of Decimals
Class members come up with a hypothesis on the number of decimal digits in the product of two decimals. Learners work in groups to complete several decimal multiplication problems. The results help groups develop a conjecture on the...
Curated OER
Guess-timating Fun
Learners estimate the number of items in a jar and write their estimate boldly on a piece of paper. They line up holding their numbers. Then, they calculate the median, mean, mode and average of the guesses.
Curated OER
Portrait Proportions and Flesh Tones
Using the provided blank face template, learners of any age draw to learn how to create proper facial proportions. This lesson focuses on two dimensional facial proportions, how to estimate those proportions, and drawing techniques. If...
EngageNY
Tides, Sound Waves, and Stock Markets
Help pupils see the world through the eyes of a mathematician. As they examine tide patterns, sound waves, and stock market patterns using trigonometric functions, learners create scatter plots and write best-fit functions.
Curated OER
The Geometry Of An Ox Skin
High schoolers investigate the concepts of area and perimeter. The lesson plan uses a legend to create a context for the proposed word problem. They use the skill of estimation in order to create an ox skin that is found in the story.
Achieve
Yogurt Packaging
Food companies understand how to use math to their advantage. Learners explore the math related to the packaging and serving size of yogurt. They then use unit analysis and percent values to make decisions on the product development.
101 Questions
How Many Hot Dogs?
Top off your hot dogs with a little math. Learners view a video on a hot dog eating contest, and then answer questions using estimation. Using a table of hypothetical data, they create algebraic expressions to represent the situation.
Curated OER
Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make...
Curated OER
How Tall is that Tree?
Students use their feet to measure distance between themselves and a tree trunk. In this distance lesson, students use the number of steps, and string to measure distances and height of the tree. Students can get the tree...
Curated OER
The Search for Centimeters
Investigate the length of various objects in metrics! In this measurement lesson, 2nd graders estimate and find the length of objects in the classroom using centimeters.
101 Questions
Blocks
Block play can teach children about gravity, physics, and spatial relationships. A hands-on lesson incorporates these concepts with an activity in which learners examine the relationship between levels in a pile. Scholars begin to...
101 Questions
Pyramid of Pennies
Go big or go home! Learners watch a video rendition of the creation of a penny pyramid. Their task is to determine the number of pennies in the pyramid. The lesson encourages multiple methods, including function building or volume formulas.
Curated OER
Pumpkin Problems
Learners participate in a lesson that has the intention of working on estimation skills. They use pumpkins to estimate the number of seeds are inside. They collect data for each pumpkin and compare it to the estimation. Students question...
Curated OER
Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping
Students explore adding 2-digit numbers. In this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Virginia Department of Education
Modeling Multiplication of Fractions
Multiply your understanding of multiplying fractions. A short lesson teaches pupils how to multiply fractions. By using fraction models, they get a better understanding of the concept.
Curated OER
Amazing Transpiration
Learners observe a leaf and discuss the way that water is released from a leaf through its stomata. For this water cycle lesson, students calculate how much water leaves produce from a whole tree.