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...
CK-12 Foundation
Proportions and Scale: Problem Solving Plan, Proportions
Slide into a lesson on proportions. A slider interactive lets users adjust three of the four values in a proportion and automatically updates the fourth value. Scholars use the interactive to help answer a set of challenge questions on...
CK-12 Foundation
The Real Numbers: Surjections, Injections and Bijections
Inject a great interactive into your lesson plans. Scholars learn about injections, surjections, and bijections of sets. They use an interactive that shows an example for each of these relationships between sets.
Curated OER
Problem Solving Involving Two People with Incorrect Watches
In this problem solving activity, students calculate what happens when two people plan to meet but their watches are wrong. The solutions with explanations is provided.
Curated OER
Native Plants at School -- A Garden Landscape Project
In this native plants at school -- a garden landscape project instructional activity, students design the landscape for a school garden by identifying native plants, creating a presentation and creating a plot plan within the...
Curated OER
English Exercises: Future Tense Exercises
In this online interactive English skills worksheet, students respond to 8 fill in the blank questions about verb tenses. Students may submit their answers to be scored.
Curated OER
ESL: Horse Idioms
In this ESL "horse" idioms activity, learners read sentences and determine the meaning of underlined idioms, 6 total. Page has links to additional resources.