CK-12 Foundation
Percent of Change: The Pizza Conundrum
Nine questions—multiple choice and fill in the blank—challenge mathematicians to solve money word problems. Looking closely at prices, scholars use a formula to identify percent increases and decreases based on an original and new price....
CK-12 Foundation
Problem Solving Plan, Estimation with Decimals: Shopping
Mathematicians go on a virtual shopping trip in an interactive designed to boost the concept of estimation. Scholars read and answer five questions—multiple-choice, true or false, and a discussion—with help from a drag-and-drop shopping...
Curated OER
Eliminating Wordiness
Why use 50 words when 15 gets the same point across? Use an online interactive webpage to fine tune the writing skills of your middle schoolers. As they read 10 sentences, they eliminate as many words as possible...
CK-12 Foundation
Mental Math to Divide by Whole Number Powers of Ten: Mental Math to Divide Decimal Powers of Ten
Boost mental-math skills with an interactive that focuses on dividing whole numbers by powers of 10. Mathematicians solve five fill-in-the-blank and multiple-choice questions with help from a moveable decimal point in four example...
National Center for Families Learning
Hidden Flags
Scholars scour a city landscape to locate twenty-five hidden flags. After each discovery, the narrator offers a piece of information about the American symbol. When all flags are found, a fireworks display appears in...
Curated OER
Getting Together - a Groupings Crossword Puzzle
Introduce your class to words for groups of animals and people. This is a crossword puzzle that includes 25 clues for collective nouns. The puzzle is online interactive and learners can receive immediate online feedback. Answers are not...
Courseware Solutions
Integers: A Real World Rational Numbers Application
Given centigrade temperatures for pairs of cities, math-minded meteorologists determine which is either warmer or colder. The worksheet is embedded in a website from which you can access an answer key or even change the cities and...
Curated OER
Quiz on Using Quotation Marks
In this quotation marks worksheet, students complete a 10 question on-line interactive quiz about the correct use of quotation marks. Students read the given sentence and type in all needed punctuation marks.
Curated OER
Live Free or Drown: "Say" versus "Tell"
In this ESL vocabulary learning exercise, students complete a 15 question multiple choice on-line interactive quiz about the correct use of "say" and "tell".
Curated OER
Repairing Sentence Fragments
In this online interactive grammar skills learning exercise, learners answer 2 short answer questions regarding sentence fragments. Students may submit their answers to be scored
Curated OER
Commas-Exercise 4
In this comma worksheet, learners read sentences, add commas if needed, or put an X boxes within the sentence if they believe no comma is necessary.