CK-12 Foundation
Division of Rational Expressions: Step by Step
Division just got a little trickier! An interactive lesson highlights the steps of dividing two rational expressions. Young scholars determine the order of the steps from a bank of possible work.
CK-12 Foundation
Multiplying Matrices by a Scalar
The rule is add before multiplying, even with matrices. Pupils use a slider to change the scalar multiplying the sum of two matrices. The interactive displays the resulting solution matrix, and requires scholars answer five questions...
CK-12 Foundation
Mental Math for Addition and Subtraction Equations: Marble Bag Collector
Don't lose your marbles as your learn about addition and subtraction equations. Pupils investigate the relationship between addition and subtraction by using an interactive. They drag different color marbles into a box and identify...
Curated OER
Investigation-Reasoning and Proof
Third graders determine the outcome of each of the following situations and justify their findings: even number + even number = ?, even number + odd number = ?, odd number + odd number = ?, and odd number + even number = ?.
Concord Consortium
Betweenness IV
Challenge your classes to think between the curves. Given two function formed by the combination of two exponential functions, individuals must write three functions in which all values would lie between the given. The question is...
Beacon Learning Center
Line Plots
Introduce line plots, show examples of tables, graphing on a number line, and engage in a class discussion. Share the process by which statistical data is organized and displayed on a number line. Examples and worksheets are included....
Curated OER
Add 1 digit to 2 digits
Walter the frog tells the class to use their number bonds (fact families) to help them add single digit to double-digit numbers. With the guidance of a number line they will count on as Walter hops to the answer.
Curated OER
All the 3s Again
Now that your scholars know their threes times tables, challenge them with a timed drill. They review the facts first, then cover up the equations with a piece of paper to complete the 60 problems. All of these include three and another...
Virginia Department of Education
Integers: Addition and Subtraction
Young mathematicians construct their own understanding of integers with an inquiry-based math activity. Using colored chips to represent positive and negative numbers, children model a series of addition and subtraction problems as...
Curated OER
Using Fact Families
For this math worksheet, students write two addition problems and two subtraction problems for each fact family. Students also write in the missing addition or subtraction sign and answer 6 questions about a word problem.
Curated OER
Time to Times
This presentation is designed to help learners nail down their multiplication facts. This one focuses on the 6, 7, and 8 times tables. On each of the slides, a multiplication problem appears. Students must say the answer aloud, then...
College Board
Strategies for Teaching AP Computer Science
Implement strategies from the beginning to the end. A collection of strategies and lessons span from the first day of school to after the exam. Resources cover basic information such as computer ethics and top 10 tips to a lesson on how...
Rice University
Precalculus
Take a step beyond Algebra 2. Learners use the eBook to learn concepts from the typical Precalculus course. Content starts off with a short review of functions in general and moves on to the basic functions, finishing up with more...
Math Salamanders Ltd.
Division and Multiplication Facts Sheet 1
In this inverse operations activity, students complete 14 fill in the blanks by providing the inverse of the operation given. Multiplication facts are given, and students must produce the two division facts, which are the inverse.
Curated OER
Math Online Exercises
In this online math problems worksheet, students complete and check on line a variety of math problems including twenty-four addition and subtraction problems, three word problems and filling in seventy-nine boxes involving math operations.
Curated OER
Addition and Subtraction of Whole Numbers
Fourth graders answer word problems based on the fifty states. In this math word problem lesson, 4th graders understand that differences in problems require different math operations.
Curated OER
Real Number System Graduated Bowl Activity
Eighth graders determine which numbers are rational numbers. In this number lesson students answer a series of questions related to natural and whole numbers as well as integers and rational numbers. Students work cooperatively in groups.
Institute of Electrical and Electronics Engineers
Two Button Buzzer Circuit
Learners explore circuit structure, draw a schematic for it, and construct a two button buzzer model out of wires, a battery, buttons (switches), and a buzzer.
Curated OER
Addition and Subtraction 6
In this addition and subtraction worksheet, learners use three one-digit numbers to create correct addition and subtraction number sentences. Students write six number sentences.
Curated OER
Matrices at the Speed of Light!
Perform operations using matrices in this algebra lesson. Middle schoolers add, subtract, and multiply matrices. Additionally, they solve systems of equations using matrices.
Curated OER
Solving One Step Equations
Students observe and demonstrate the step-by-step process for solving one-step equations. They view a teacher-created PowerPoint presentation, solve one-step equations, and in small groups create a PowerPoint presentation.
Curated OER
Science Unit Lesson Five
Sixth graders review how and which plants operate in terrariums. In groups, they follow instructions to make their own terrarium and place different types of plants in it. To end the activity, they review the steps in the water cycle and...
Curated OER
Basic Vitamins: Water-Soluble and Fat-Soluble
An incredibly thorough lesson on vitamins, and how to keep one's body at peak health. Learners access a variety of excellent worksheets embedded in the plan that have them consider raw vs. cooked foods, a vegetable nutrition summary,...
Curated OER
Operations of Polynomials
Students investigate the concept of manipulating polynomials. They go through the process of using algebra tiles in order to practice grouping of like terms and model the solving process.