CK-12 Foundation
Infinite Limit Type: Properties of Limits
Limits can provide some valuable information about graphs. A slider interactive lets learners see the behavior of a graph around asymptotes. They investigate relationships between limits and asymptotes.
CK-12 Foundation
Vector Projection
Two words summarize the interactive: vector projector. An easy-to-use resource lets users investigate vector projections on the coordinate plane. Given the components of two vectors, they determine the projection of one vector onto the...
CK-12 Foundation
Addition and Multiplication Properties with Real Numbers: The Secret of Subtraction
An interactive boosts mathematicians' knowledge of subtracting integers using a horizontal number line by way of multiple-choice, true or false, and discussion questions.
CK-12 Foundation
Sums of Integers with Different Signs: Adding Between 10 and -10
Six questions make up an interactive designed to boost scholars' knowledge of integers. Mathematicians move symbols over a horizontal number line to aid in findings answers between 10 and negative 10. Question types include...
CK-12 Foundation
Prices Involving Sales Tax: Proper Tipping
A five-question interactive challenges mathematicians to find a correct tip and total amount using percents five, 12, and 18. A tool with moveable pieces assists participants in locating answers. Types of questions include...
CK-12 Foundation
Decimal Rounding Given Place Value
Tests mathematicians' knowledge of decimals, place value, and rounding with a five-question interactive. A tool with movable parts assists scholars in answering questions—multiple-choice and true or false. A discussion question...
CK-12 Foundation
Prices Involving Discounts: Save Money with Coupons!
Nine questions make up an interactive that challenges scholars to identify new prices after discounts. Question types include fill in the blank and multiple choice. A fully-functional tool assists participants in solving word problems....
CK-12 Foundation
Mental Math to Multiply by Whole Number Powers of Ten: The Rule for Tens
Eight questions challenge scholars to use mental math while multiplying whole numbers by powers of 10. A tool with bouncing decimals demonstrates how and where the decimal moves. Question types include several multiple-choice, a...
CK-12 Foundation
Area and Volume of Similar Solids: Similar Solids
Five questions make up an interactive designed to boosts knowledge of area and volume of solid figures. Question types include multiple-choice, true or false, and fill-in-the-blank. A scale model changes measurement to provide a visual...
CK-12 Foundation
Conversion of Decimals, Fractions, and Percents
Five questions—true or false and multiple-choice—challenge mathematicians to convert decimals, fractions, and percents. An interactive table displays how to write a portion of shapes in a variety of ways. A discussion question concludes...
Concord Consortium
Modeling Transcription
Transcription makes copies of the instructions inside all living things. Scholars use the simulation to separate DNA and transcribe the RNA. They see a demonstration of the nucleotide pairings as well as the start and stop instructions.
Concord Consortium
Protein Folding
Long strings of amino acids fold themselves into stable peptides. The simulation allows scholars to observe the process in multiple ways. Using hydrophobic, hydrophilic, or a combination of proteins in three different solutions, the...
Concord Consortium
Stoichiometry and Balancing Equations
Is your stoichiometry lesson plan just not adding up? Incorporate an exciting interactive to balance things out! Chemistry scholars manipulate the number of molecules added to the reaction vessel, then observe as bonds form and break as...
Concord Consortium
Polymers and Monomers
You don't want to break these chains! Show young chemists and biologists the basics of polymerization with a simple interactive. The resource gives learners three types of polymers to experiment with, as well as a brief tutorial about...
Curated OER
Guidance for Creating Phonics Lessons for Dyslexic Students
Here is a quick and easy guide to help a new teacher build phonics lessons for students with dyslexia. It stresses the importance of fundamental basics while also providing clear and direct instructional practices that will help you...
Curated OER
Object Oriented Programming
Young scholars engage in a research activity in order to comprehend the intents and dynamics of Object Oriented Programming. They are exposed to the new paradigm of programming in order to develop new skills.
Curated OER
Introduction to the Internet
Students conduct a brief overview of the Internet in four main sections: Background of the Internet, E-mail, Web Browsing, and Web Searching. The latter three sections of this unit cover the mechanics as well as the underlying concepts...
Curated OER
ESL: Comparing People
For this ESL comparison worksheet, students use pictures to fill in blanks in sentences comparing people. Reference links to additional activities and HTML code are given.
Curated OER
ESL: Prepositions: At, On, In
In this preposition worksheet, students insert the proper preposition in to sentences, 12 total. Page has links for additional activities and HTML code.
Curated OER
Gerunds, Infinitives and Bare Infinitives
In this gerunds and infinitives worksheet, students fill in blanks in a set of 49 sentences with the correct infinitives. Reference links and HTML code are given.
Curated OER
ESL: Discover Stonehenge
In this ESL Stonehenge comprehension activity, students watch a video of Stonehenge, then fill in blanks in sentences about the video, 12 total. Page has a link to audio and HTML code.
Curated OER
ESL: Present Continuous
In this ESL present continuous worksheet, students choose the correct description of actions shown in pictures. A link to audio and HTML code is given.
Curated OER
ESL Vocabulary-Special Occasions
In this ESL vocabulary activity, students fill in blanks in sentences about special occasions, selecting the correct word from a drop down list. A link to audio and HTML code is given.
Curated OER
ESL-Possessive Adjectives
In this ESL possessive adjective worksheet, students complete sentences using possessive adjectives, 8 total. A link to audio and HTML code is given.