Mathed Up!
Frequency Polygons
Frequency polygons are a different way to represent frequencies over intervals. Pupils take frequencies for intervals of data from a frequency table and plot them as a frequency polygon. Budding mathematicians find information about the...
Mathed Up!
Enlargements
Make enlargements with and without centers. Pupils work through seven problems dealing with dilations or enlargements. The first couple items are strict enlargements without centers, while the others have centers. Class members also...
Mathed Up!
Mixed Transformations
Viewers learn how to identify and perform a variety of transformations with a video that provides seven items on transformations. Pupils demonstrate their understanding of dilations, reflections, rotations, and translations. The video...
Mathed Up!
Algebra: Substitution
The sixteen problems in this resource present opportunities for pupils to practice substituting into algebraic expressions. Scholars evaluate algebraic expressions for given values of the variables. In a few cases, class members need to...
Curated OER
Concurrent Lines, Medians and Altitudes
In this geometry instructional activity, students construct angles and identify medians and altitudes. They use a compass and protractor to perform heir construction. There are 28 questions.
Curated OER
Bisectors of Triangles
In this geometry worksheet, 10th graders solve problems involving the perpendicular bisectors and angle bisectors of a triangle and their points of concurrency. The one page worksheet contains sixteen questions. Answers are included.
Curated OER
A Lesson on the Root Spiral
Students create lines and shapes with a compass and a straight edge. In this geometry lesson, students investigate square roots, irrational numbers and spirals. They explore nature to see the shapes representing mathematics and geometric...
Curated OER
Science - Magnets and Non-Magnets
In this science worksheet, students identify magnetic and non-magnetic items. They match 8 items to their definitions, and answer 6 short answer questions in which they tell what they know about magnets and the electrical method.
Mathed Up!
Simultaneous Equations with a Quadratic
Viewers discover how to solve quadratic-linear systems with a video that first explains the substitution method for solving a system of equations involving a quadratic. Scholars then complete a worksheet of practice problems.
Curated OER
Using Map Skills
Third graders study maps. In this U.S. geography lesson, 3rd graders explore directions on a compass rose and use a map scale to determine distances between two points on a map. They listen to a lecture and use their own maps to practice...
It's About Time
Detect and Induce Currents
Young scientists recreate an 1820 experiment and build off of it to investigate how to detect and induce electrical currents. As a final activity, scholars answer questions in multiple formats.
Curated OER
Finding Latitudes and Longitudes
Students analyze Columbus' rationale for sailing west, and find the latitude and longitude of modern and ancient place names.
Curated OER
Magnetism
In this science learning exercise, students apply themselves to the acquisition of new vocabulary while solving the crossword puzzle.
Curated OER
Design an Island
Students explore islands. They create a two- or three-dimensional map of an island. They explain how the topography of an area influences the location of water sources, ecosystems, and human settlements. Lesson includes adaptations for...
Curated OER
Flight Dreams: Birds Flew First
Students observe how bird flight and machine flight are similar. In this aerodynamics lesson, students observe how birds fly and the shapes of their wings, and investigate how observing birds helped develop the concept of machine flight....
Mathematics Vision Project
Module 6: Congruence, Construction, and Proof
Trace the links between a variety of math concepts in this far-reaching unit. Ideas that seem very different on the outset (like the distance formula and rigid transformations) come together in very natural and logical ways. This unit...
EngageNY
Systems of Equations
What do you get when you cross a circle and a line? One, two, or maybe no solutions! Teach learners to find solutions of quadratic and linear systems. Connect the visual representation of the graph to the abstract algebraic methods.
Curated OER
Measuring Angles - Pretest Questions
Upper graders solve ten multiple choice problems about angles and measuring angles.
Mathed Up!
Tallys and Charts
After watching a brief instructional video, young mathematicians are put to the test. By completing and reading frequency tables, tally charts, and bar graphs, individuals show their understanding of how to interpret data.
Mathed Up!
Reading Scales
After watching a video on how to read different types of scales, young mathematicians complete eight problems involving scales. From thermometers to number lines to rulers and clock, class members identify various numbers on scales.
Mathed Up!
Factors, Multiples, and Primes
Reinforce the concept of factors, multiples, and prime numbers with a 16-problem practice instructional activity. Eight pages offer a variety of problem solving opportunities with clear objectives and tips for successful completion.
Curated OER
Survey of the Louisiana Purchase in 1815
Students explore the survey of the Louisiana Purchase by creating their own surveying and mapping techniques such as natural maps, pace maps, and orienting. Other students then try to follow the maps.
Curated OER
Ellipse Lab
Leading the students to draw a representation of ellipses of planets, this handout will help understanding the planet movement around the sun. There are ten questions about the analysis of those orbits and a conclusino specifically...
Exploratorium
Peripheral Vision
Life science learners discover the range of peripheral vision. They compare the angles at which they can detect motion, colors, and detailed shapes.