Curated OER
Commutative Property
First graders investigate the Commutative Property of Addition. It is introduced using models such as students, counters, balances and dominoes. They discover the order of the numbers in an addition sentence does not change the result...
Curated OER
Gazebo Construction
Young scholars create and give oral proposals for the construction of a gazebo using a blueprint created with Geometer's Sketchpad. They then build a gazebo model using the blueprints created and provide evidence why it should be...
Curated OER
Arithmetic Artistry
Young scholars create a classroom quilt that illustrates the many unique ways that students use math skills.
Curated OER
Too Many Tamales
Students investigate Mexican holiday celebrations and compare them to American Christmas holidays. They conduct a Mexican Christmas Scavenger Hunt. The lesson uses a streaming video in order to engage students in the main objectives.
Curated OER
Paper Planes
In this unit, 3rd graders investigate one variable to see if they can make a paper plane fly farther. They use scatter plots to establish a possible relationship between variables then use what they have found to make a paper plane to...
Curated OER
Comparison of Snow Cover on Different Continents
Students use the Live Access Server (LAS) to form maps and a numerical text file of snow cover for each continent on a particular date. They analyze the data for each map and corresponding text file to determine an estimate of snow cover...
Curated OER
Travel Mug Design
Students create and develop a travel mug. They create visuals and a three dimensional infomercial. They apply an engineering design and demonstrate knowledge of thermodynamics involved in heat transfer. They illustrate Newton's Law of...
Curated OER
Introduction to Time
Students explore the concept of time. Through discussion and artistic projects, they define time in their own words and tell how it is used to represent the seasons. Students draw a picture to portray time as it elapses during the...
Curated OER
What's Your Line?
Fifth graders collect temperature readings over a period of time, enter the information into a spreadsheet and choose the appropriate graph to display the results.
Curated OER
The Big Melt
Students experiment with a variety of materials used for insulation by melting ice cubes.
Curated OER
Penguin Palace
Fourth graders design a model to scale of the basement in Mr. Popper's Penquins. The model includes 5 modifications made to the basement by Mr. Popper and identifies the area and perimeter of each modification.
Curated OER
Chemical or Physical?
Fourth graders make observations of the reactions that happens between calcium carbonate and various liquids. During the experiment the students determine if there is a chemical change, a physical reaction, or no reaction when they mix...
Improving Measurement and Geometry in Elementary Schools
The Sum of the Interior Angles of a Polygon
Junior geometers discover that polygons can be decomposed into triangles and that the number of triangles can be determined by a rule. Note that the Geometer’s Sketchpad® software is required to carry out all components of this lesson.
Curated OER
Tick Around the Clock
Young scholars examine and discuss the differences between clocks they are shown. Using the internet, they research how people used to tell time before clocks. They review what the long and short hand on the clock represent and practice...
Curated OER
Minnesota-China Connections:What Time Is It?
Students calculate the time difference between Beijing, China and their local community. They discuss how time difference affects intercultural communication.
Curated OER
Triangles
This unit enables scholars to apply the rule for area of a triangle (area equals half base times height). They practice multiplication and division strategies as they calculate areas.
Science Friday
Make a Model of a Home Made From Shipping Containers
Build a scale model of a home built out of shipping containers. A hands-on activity has scholars watch a video about a home built from shipping containers and then design their own home. They build scale models of their designed homes...
Curated OER
Box and Whiskers
Middle schoolers discover how to relate collected data with a box and whiskers graph in a number of formats. They collect, organize, create, and interpret a box and whiskers graph. Pupils interpret the difference between sets of data,...
Curated OER
Garden Variety Geometry
A home improvement plan can help adult learners preparation for the GED exam. They review vocabulary, prepare diagrams, complete a worksheet, calculate perimeters and analyze how to approach a story problem. They identify many geometry...
Curated OER
Solve Word Problems with Geometry
For this geometry worksheet, students solve word problems having to do with lines, angles, shapes, area, perimeter, and more. Students complete 57 problems total.
Curated OER
Geoboard Area
Learners explore the basic geometric shapes and geometric shape vocabulary through the use of geoboards and virtual geoboards. They create a variety of shapes with a partner, build ten different rectangles on their geoboards, and...
Curated OER
Exploring Area and Perimeter
Two young scholars are blindfolded and each receives a cardboard square, one with pompoms glued around the edge and one with pompoms glued all over the surface. They identify what they feel. The class discusses perimeter and area of...
Alabama Learning Exchange
Inner and Outer Planets
Students explore the solar system. For this planets lesson, students learn about the other planets in the solar system. They watch a video clip from National Geographic on the solar system, compare and contrast the planets and create a...
Curated OER
Rep Tiles
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...