EngageNY
Modeling Riverbeds with Polynomials (part 1)
Many things in life take the shape of a polynomial curve. Learners design a polynomial function to model a riverbed. Using different strategies, they find the flow rate through the river.
EngageNY
When Can We Reverse a Transformation? 2
The second lesson on finding inverse matrices asks class members to look for a pattern in the inverse matrix and test it to see if it works for all matrices. The teacher leads a discussion to refine the process in finding inverses,...
Curated OER
Consecutive Integer
Students solve problems with consecutive integers. In this counting instructional activity, students create formulas for odd and even consecutive integers. They complete a worksheet, homework and work problems on the board.
Curated OER
Inductive and Deductive Reasoning
Students use logical arguments and inductive reasoning to make or disprove conjectures. After observing a teacher led demonstration, students discover that the deductive process narrows facts to a few possible conclusions. In groups,...
Curated OER
Geometric Series 2.3
Students will determine if a series of numbers are geometric, arithmetic, or neither and determine the common ratio if appropriate. In this geometric units lesson, students given a geometric series, determine the general term, and the...
Curated OER
The Magic Squares
Fifth graders devise and use problem solving strategies to solve a magic square arrangement. In small groups they explore various strategies including non-algebraic and algebraic techniques, write an explanation of their solution, and...
Pennsylvania Department of Education
Freckle Face
Students collect and record data. For this early data analysis lesson, students gather data about their partners face. As a class, the students use tally marks and pictographs to record the data and answer question about the information...
Curated OER
The Electrophoresis of Human Hemoglobin
High schoolers are presented with a scenario that requires them to electrophoreses human hemoglobin samples in order to confirm a diagnosis of sickle cell anemia and/or to determine whether individuals in the scenario are carriers of the...
Curated OER
Beat the Heat: Meander Through These Books
A hazy, daisy, lazy summer reading list for math (and interdisciplinary) learning.
Curated OER
Paper Helicopters
In this paper helicopter instructional activity, students design and experiment making a paper helicopter to explore how some things fall and how varying the size of the rotor blades affect the way a helicopter spins.
Curated OER
Adventures in Electrical Engineering
Students explore electricity by conducting a series of experiments. In this physics lesson plan, students discover the relationship between current, voltage and resistance. They calculate voltage and power in a given system.
Pennsylvania Department of Education
Extending Pattern Understandings
Students use shapes and manipulatives to demonstrate patterns. In this patterns lesson plan, students also break up patterns to identify a pattern unit.
Curated OER
Grade 3 Basic Math 1
For this grade 3 math worksheet, 3rd graders answer a set of 20 multiple choice questions covering a variety of grade 3 concepts. Answers may be submitted online.
Curated OER
Fibonacci I
Fifth graders have the opportunity to gather information themselves on Fibonacci and on the occurrence of Fibonacci numbers in nature. They divide up into groups of 2 to 4 to research.
Curated OER
Numerical Analysis
In this math worksheet, students examine the concepts of generalizing root-finding algorithms and fixed point iteration. They also practice using the Fixed Point Theorem.
Pennsylvania Department of Education
Order, Order
Students use pictures to identify items as ordinal numbers. In this ordinal numbers lesson plan, students use the words "before" and "after" to identify the pictures as well.
Curated OER
Under the Ice: Imaging Glacier Bases with Sound
Students investigate with radio waves that are used to remotely sense the topography beneath the ice sheet. They experiment with travel time of waves and convert data to distance and depth. As a result, they develop a profile of the...
Curated OER
Grade 3 Math-Advanced 1
In this grade 3 math worksheet, 3rd graders answer a set of 21 multiple choice "advanced" questions covering a variety of grade 3 concepts. Answers may be submitted online.
Curated OER
Understanding and Computing Riemann Sums
In this Riemann sum worksheet, students use the Riemann sum to determine the volume of a square pyramid and the estimates of area around a circle. This four-page worksheet contains 18 problems.
Curated OER
Koch Snowflake
Students investigate Koch's Snowflake. In this geometry instructional activity, students identify the properties of creating Koch's snowflake. They solve problems dealing with fractals and patterns.
Curated OER
Fractals: Koch Snowflake
Students investigate the properties of Koch's snowflake. In this geometry lesson, students investigate fractals and patterns. They create Koch's snowflake using Cabri software.
Curated OER
Function Tables
Students practice representing problems found in the real world in terms that can be translated into mathematical expressions. The situations are represented in tables and graphs by students.
Curated OER
The Delta Flier
Students make calculations in order to construct a kite in the shape of an isosceles right triangle. In this kite lesson plan students calculate altitude of their flying kites using a formula.
Curated OER
Investigating the Sierpinski Triangle
Students solve and analyze the sierpinski's triangle. In this geometry lesson, students identify properties and theorem of triangles. They solve problems involving angles and sides of triangles.