Interactive
CK-12 Foundation

Linear Systems with Addition and Subtraction: Fill in the Boxes 1

For Students 8th - 10th Standards
Eliminate a color by dragging shapes. The interactive provides a graphical color display that allows for pupils to solve a linear system by elimination. Learners combine figures following set rules for positive and negative shapes. The...
Lesson Plan
2
2
American Chemical Society

Molecules in Motion

For Teachers 6th - 8th Standards
I heard that oxygen and magnesium were going out and I was like "O Mg."  Pupils experiment with adding food coloring to water of various temperatures in order to determine how temperature impacts molecular movement. This is the...
Interactive
CK-12 Foundation

Variance of a Data Set

For Students 9th - 12th Standards
Use variable value sliders to understand variance. The interactive shows four whole numbers, their mean and deviation. Using the information, pupils find the variance of the numbers and respond to question related to the understanding of...
Instructional Video11:25
Corbett Maths

Quadratic Inequalities

For Students 8th - 12th Standards
Develop a sketchy approach to solving quadratic inequalities! Using a sketch of a graph, the presenter shows a way to solve quadratic inequalities. Pupils then practice that method to solve their own quadratic inequalities and apply the...
Worksheet
Curated OER

Variables and Expressions

For Students 8th - 9th
In this variables and expressions instructional activity, students solve and complete 20 different problems that include various types of expressions. First, they write a variable expression of each given algebraic expression. Then,...
Worksheet
Curated OER

Simplifying Variable Expressions

For Students 6th - 8th
In this combining like terms worksheet, students simplify 22 expressions. Seven of these expressions require students to use the distributive property.
Worksheet
Curated OER

Variables and Expressions from Around the Cosmos

For Students 9th - 12th
In this variables and expressions worksheet, students solve 7 problems using different mathematical formulae to find the length of Earth's day in the future, the distance to the galaxy Andromeda, the temperature of a gas cloud emitting...
Worksheet
Curated OER

Solve Algebraic Equation Worksheet

For Teachers 7th - 9th
In this algebraic equation worksheet, students solve simple algebraic equations containing integers and fractions. They solve for the unknown. This four-page worksheet contains 20 multi-step problems.
Lesson Plan
Curated OER

Solving Equations with Variables on Both Sides

For Teachers 9th
Ninth graders solve equations with variables on both sides of an equation. In this algebra lesson, 9th graders use more than one step to arrive at their final answer. They solve linear equations by addition, subtraction, division and...
Worksheet
Curated OER

Logarithms #2

For Students 11th - 12th
In this Algebra II/Pre-Calculus learning exercise, students simplify logarithmic expressions and use a calculator to determine the value of a logarithmic expression.  The three page learning exercise contains a combination of...
Lesson Plan
Curated OER

Standard One: Lab Design and Appendix A Lab Skills

For Teachers 9th - 12th
In this lab design and lab skills worksheet, learners answer questions about experimental design including finding variables, determining controls, and graphing data. They answer questions about microscopy and label the parts of a...
Lesson Plan
Foundation for Water & Energy Education

How Can Work Be Done with Water Power? Activity A

For Teachers 6th - 8th
Environmentally friendly engineering teams construct a water wheel and experiment with its speed and the resulting amount of weight it can lift. Consider following this activity with two more of the same title by the same publisher when...
Lesson Plan
Illustrative Mathematics

Firefighter Allocation

For Teachers 5th - 7th Standards
Creating equations with one variable  to solve real-world-type problems is a key skill any algebra learner needs to master. Here the focus is on realizing that one can write the equation in different ways depending upon how one...
Organizer
Curated OER

Wet or Dry Experiment

For Students 3rd - 5th
Practice the scientific process by testing whether mealworms prefer a wet or dry environment. This is an engaging experiment to use as an example of how to go through the steps of the scientific method. Elementary schoolers can work in...
Lesson Plan
Curated OER

Student Costs Data Table

For Teachers 5th - 7th
Students compare and contrast two routes selected for a virtual field trip. They create a data table of educational activities, lodging, and meal costs using Microsoft Excel software.
Worksheet
Curated OER

Topic 3.5 & 3.6: Linear Programming

For Students 9th - 12th
In this linear programming worksheet, students define variables and write a system of inequalities for the given situation. They model the solution through graphing. This two-page worksheet contains six multi-step word problems.
Lesson Plan
Illustrative Mathematics

Fishing Adventures 1

For Teachers 5th - 7th Standards
Often inequalities exist in many real-world contexts but young math learners struggle with understanding how to represent that relationship in a simple equation using an inequality. This activity focuses on the basic concepts by using...
Lesson Plan
Curated OER

Quadratic Equations with Negative Discriminate

For Teachers 9th - 11th
Solve polynomial equations of degree using different theorems and apply the zero factor theorem for unknown numbers in a quadratic equation. Also use the discriminate to find out the kind of solutions to given quadratic equations shown.
Worksheet
Curated OER

Sum of Integers

For Students 12th - Higher Ed
For this sum of integer worksheets, students formulate and prove the sums of cubes. They explore a quadratic polynomial, cubic polynomial and solve with systems of equations. This two-page worksheet contains eleven problems.
Interactive
Curated OER

Online Math Learning: Solving Word Problems Using Algebra

For Students 8th - 10th
Learners solve eight short answer algebra word problems. They write and solve systems of equations in two or three variables given a word problem about integers, perimeter, consecutive numbers, etc.
Lesson Plan
Curated OER

Worksheet 15 - Differentiation

For Teachers Higher Ed
In this differentiation worksheet, students determine the seconds of motion, identify the constant, and speed of movement. This two-page worksheet contains five multi-step problems.
Worksheet
Curated OER

Worksheet #7

For Students 9th - 11th
In this maximum and minimum of values worksheet, students solve 4 problems, two of which are word problems, related to determining values of a given variable. First, they find the maximum value of P subject to its constraints. Then,...
Lesson Plan
Curated OER

Walking Magic

For Teachers 9th - 12th
Students conduct experiment with water striders by placing the insect in two different solutions and discuss their observations. They discover that weight and surface area are important factors in their experiment.
Lesson Plan
Curated OER

Application and Modeling of Standard Deviation

For Teachers 9th - 12th Standards
The first activity in this resource has learners computing the mean and standard deviation of two different data sets and drawing conclusions based on their results. The second activity has them using a dice-rolling simulation to...