Bowland
Magic Sum Puzzle
Learners discover the magic in mathematics as they solve numerical puzzles involving magic sums. They then make a conjecture as to why no additional examples are possible based on an analysis of the puzzles.
Noyce Foundation
Once Upon a Time
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...
Curated OER
Renting an Apartment
Young scholars complete math problems. In this decimals activity, students practice decimal multiplication and discuss decimal placement. Young scholars complete more practice problems and have other students check their answers. Young...
Curated OER
Does the Area of the Quadrilateral Change?
Seventh graders complete activities to further their understanding of area formulas. In this area lesson, 7th graders watch as the teacher uses Polystrips to model parallelograms. Students find the area of a rectangle and answer...
Curated OER
Shell Sort; Serving up Seafood
Young scholars complete various small group activities to classify items and determine the types of combinations that can be made with these items. In the second lesson, students create menus for a restaurant to help them gain money...
Curated OER
Get Into Shape Puzzle
In this math worksheet, students practice the skills of spatial reasoning and shape recognition. They cut out the pieces to the puzzle and put it back together.
Curated OER
More No-Three-In-A-Line
Fourth graders read Mary's problem and make sure that they examine it.
After some discussion, let the class work on the problem in their groups.
They then take turns in putting a picture of their arrangement on the board.
Curated OER
Triangle Sums
Fourth graders determine a way to place numbers in the nine circles that are arranged in a triangular pattern so that each side has an equal sum. They use each number once and practice adding single digit numbers.
Curated OER
Not Everything Is More Expensive
Young scholars investigate the concept of using different types of presentations to help solve mathematical problems. They research the use of illustrations to help understand data and its interpretation in a graphing format. Students...
Curated OER
Fashion Sense and Dollar Wise
Students work in groups to show understanding of the relationship between fractions, decimals, percentages, and the application of ratios and proportions. In this decimals, fractions, and percents lesson, students use real life consumer...
Curated OER
A Package of Pringle
Here is a problem-solving lesson that has learners take the role of a packaging expert to design an inexpensive means of packaging a potato chip. It could benefit from having more specific detail about the lesson itself, but it does make...
Curated OER
Trouble in the Troposphere
Students Use data sets from MY NASA DATA to produce graphs comparing monthly and yearly ozone averages of several U.S. cities. They analyze and evaluate the data and predict trends based on the data. In addition, they discuss and...
Curated OER
Representing Rational Numbers
Seventh graders explore rational numbers. In this fractions, decimals, and percents lesson, 7th graders identify and compare equivalencies between fractions, decimals, and percents. Students use hands-on activities to investigate the...
Curated OER
Pecans
In this calculator activity, students complete a task using pecans. Students complete 4 short answer questions and a "challenge" question using reasoning skills and calculating their responses.
Curated OER
How Far Will It Roll?
Third graders investigate physics by conducting an experiment. In this gravity lesson, 3rd graders create a ramp using books and paper which they roll a marble down. Students utilize the scientific method to predict and record data...
Curated OER
Navy Sail Design
Students use the Pythagorean Theorem to explore sailboat design. In this Pythagorean Theorem lesson, two sides of a triangular sail are measured, and the theorem is used to calculate the third side. A worksheet, bulletin board design,...
Curated OER
U Boat Hunt
Learners recognize patterns and sequences in numbers. In this geometry lesson, students create rules to define the sequences and patterns they obsere. They translate coded messages as they dicuss navigational terms.
Curated OER
Measuring Pattern Block Angles
Sixth graders identify various angles by using pattern blocks. In this measurement lesson, 6th graders find out how many degrees are in each of the different angles of the various pattern blocks.
Curated OER
Tune...Um!
Students collect real data on sound. In this algebra lesson, students use a CBL and graphing calculator to observe the graph created by sound waves. They draw conclusion about the frequency of sound from the graph.
Curated OER
Space Crossing
Young scholars critically follow a chain of reasoning to devise a decent problem solving technique to be applied to a reasonable problem. They also examine how to use logical arguments.
Curated OER
Adam's Watch
Third graders use their watches to tell the time while the teacher lists their responses on the board along with the reasons for them (set incorrectly, gain/lose time). They solve the problem in pairs and focus their thinking on the...
Curated OER
Getting to the Bottom of the Pyramids
Learners work together to develop logical arguments about pyramids and chain letters. They share their ideas with other groups and create a diagram showing the breakdown. They discuss the results.
Curated OER
Body Changes in Space
Students explain the cause of and effects of fluid shift in a microgravity
environment. Students identify the effects of microgravity during long duration space flight. Students describe research on cardiovascular effects in microgravity...
Curated OER
Noughts
Learners try to figure out the strategies to the game Noughts. Students logic must play a part in the process of the game. Learners apply the symmetries of regular polygons. Students devise ways to critically follow a chain of reasoning.