Lesson Plan
Curated OER

The Quadratic Formula

For Teachers 7th - 10th
Students solve quadratic function by completing the square. In this algebra activity, students use the quadratic formula to factor quadratics and find the roots. They graph the parabola and identify its properties.
Lesson Plan
Curated OER

Dividing Radical Expressions

For Teachers 8th - 9th
In this algebra worksheet, students simplify 14 complex radical fractions. They find the square roots for both the denominator and numerator, dividing out any factors that are the same to completely simplify the fraction. For the final 7...
Worksheet
Curated OER

Math and Numbers - Multiplication Table Exercise

For Students 3rd - 4th
In this multiplication practice activity, students use their math skills to complete the multiplication table by filling in the blanks with the correct products.
Activity
Heidi Songs

Zoo Animal Probability Graph

For Teachers 1st - 7th Standards
Capture the engagement of your young mathematicians with a collaborative graphing activity. Using a deck of zoo animal picture cards, students select a picture from the deck, record the chosen animal on a graph,...
Assessment
1
1
Inside Mathematics

Quadratic (2009)

For Teachers 9th - 12th Standards
Functions require an input in order to get an output, which explains why the answer always has at least two parts. After only three multi-part questions, the teacher can analyze pupils' strengths and weaknesses when it comes to...
Assessment
CCSS Math Activities

Patchwork

For Students 9th - 12th Standards
Patch up any misconceptions about writing functions. Scholars undertake a performance task that has them first examine a pattern in patchwork cushions. They represent the patterns in triangular and rectangular blocks using a table and as...
Lesson Plan
Virginia Department of Education

Exploring Quadrilaterals

For Teachers 6th
Sort this resource into the Use pile. Scholars investigate attributes of quadrilaterals and then use the results to sort and classify the shapes labeling each figure with their properties to justify the classifications.
Interactive
CK-12 Foundation

Geometric Probability: Dartboard

For Students 6th - 12th Standards
Get your class on target with probability using an exciting resource. The interactive presents three square dartboards with different target areas, which are combinations of square units. Pupils determine the probabilities of randomly...
Printables
Math Worksheets 4 Kids

Solid Nets: With Tabs

For Teachers 1st - 6th
Get in shape with a series of worksheets about making 3-D geometric shapes. Learners use the example at the top of the page to model their shapes, which range from a simple cube or cone to a more complicated octagonal pyramid.
Worksheet
Curated OER

Fraction Number Lines 4

For Students 3rd - 5th Standards
Third, fourth, and fifth graders use this learning exercise to review fractions on a number line. Basic and tricky fractions are used to complete the missing fractions! For your lower-level learners, consider providing little squares of...
Lesson Plan
Virginia Department of Education

Quadratic Equations

For Teachers 9th - 12th
Review the multiple methods of solving quadratic equations through an analysis of the discriminant. Scholars use the discriminant to determine the best solution method and then solve various equations. As a challenge, learners build...
Workbook
1
1
University of Utah

Geometry: Angles, Triangles, and Distance

For Students 8th Standards
The Pythagorean Theorem is a staple of middle school geometry. Scholars first investigate angle relationships, both in triangles and in parallel lines with a transversal, before proving and applying the Pythagorean Theorem.
Lesson Plan
Statistics Education Web

I Always Feel Like Somebody's Watching Me

For Teachers 9th - 12th Standards
Future statisticians and potential psychics first conduct an experiment to collect data on whether a person can tell if someone is staring at them. Statistical methods, such as hypothesis testing, chi-square tests, binomial tests, and...
Lesson Plan
1
1
EngageNY

Dividing by (x – a) and (x + a)

For Students 10th - 12th Standards
Patterns in math emerge from seemingly random places. Learners explore the patterns for factoring the sum and differences of perfect roots. Analyzing these patterns helps young mathematicians develop the polynomial identities.
Lesson Plan
Willow Tree

Order of Operations

For Students 7th - 10th Standards
It's the classic please excuse my dear aunt sally strategy to remembering the order of operations. Young mathematicians practice to develop an understanding of the order of operations. Examples and practice problems include...
Interactive
Annenberg Foundation

Geometry 3D Shapes: Platonic Solids

For Students 6th - 10th Standards
From polyhedrons to platonic solids, here is a lesson that will have your classes talking! As an introduction to platonic solids, scholars cut and fold nets to create the three-dimensional solids. They use an interactive component to...
Interactive
CK-12 Foundation

Factor Pairs: Flower Garden

For Students 6th Standards
Arrange the dimensions of Marissa's rectangular flower garden so that 12 flowers can be grown. How many factor pairs does the number 12 have? What dimensions are necessary for a square shaped planter?
Activity
Smithsonian Institution

What's the Code? Coding Robot Movements Using Sound

For Teachers 4th - 8th
Tap into the desire to learn about computer codes. Pupils apply the Tap Code and the Polybius Square to send secret codes using sound. They design a code that tells a robot what movements to make and then test out their code using one of...
Lesson Plan
Mathematics Assessment Project

Representing Quadratic Functions Graphically

For Teachers 9th - 12th Standards
Sometimes being different is an advantage. An engaging activity has scholars match cards with quadratic functions in various forms. Along the way, they learn about how each form highlights key features of quadratic functions.
Lesson Plan
Shodor Education Foundation

InteGreat

For Teachers 9th - Higher Ed Standards
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...
Worksheet
Curated OER

The Shape of Things

For Students 2nd - 3rd
In this family activity learning exercise, learners work with family members to discover the various shapes of objects around them. Students complete the presented activity and respond to 2 short answer questions about what they have...
Worksheet
Curated OER

Magic Squares

For Students 1st - 2nd
In this addition worksheet, students complete 4 magic squares in which the sums of the rows, columns and diagonals must be the same. Students analyze the filled-in squares and calculate the sum or the magic number.
Worksheet
Curated OER

Magic Squares Activity

For Students 2nd - 3rd
In this magic squares activity, students complete a set of 4 magic squares in which the sums of rows, columns and diagonals must be the same.
Worksheet
Curated OER

Magic Squares Activity #2

For Students 2nd - 3rd
In this magic squares instructional activity, students complete a set of 4 magic squares in which the sums of rows, columns and diagonals must be the same.