Worksheet
Curated OER

Two Digit Subtraction - Negative Numbers

For Students 5th - 7th
For this subtraction worksheet, students complete four pages of negative number, vertical subtraction. They work with double digit numbers in all 36 problems which can be completed online and printed out.
Worksheet
Curated OER

Addition of Two Negative Numbers Between -100 and 100

For Students 5th - 6th
In this addition worksheet, learners add two negative numbers between -100 and 100 in 15 problems. They enter and submit the sums online, or print the page as needed.
Lesson Plan
Teaching Tolerance

How Online Communication Affects Privacy and Security

For Teachers 9th - 12th Standards
Digital footprints leave a lot of clues behind! Pupils discuss the positives and negatives of having a digital footprint and what it means. Then, using a handout, scholars learn ways to protect their online privacy. 
Lesson Plan
Curated OER

Civil War Photographs: What Do You See?

For Teachers 6th - 12th
A study of an image from The Library of Congress collection Civil War Photographs 1861-1865 launches an investigation of the connection between the Civil War and American industrialization. After analyzing “Petersburg, Va. The...
Article
Childnet

Childnet: Online Safety: Livestreaming

For Students 9th - 10th
Live-streaming is a way for people to broadcast themselves online. Apps such as Instagram, Facebook, TikTok, Twitch, and YouTube all offer live-streaming services. This site provides a list of questions, answers, and tips about the...
Lesson Plan
Common Sense Media

Common Sense Media: Keeping Games Fun and Friendly

For Teachers 3rd - 5th
Social interaction is part of what makes online gaming so popular and engaging for kids. But online communication can come with some risks. This lesson helps students understand how to keep their gaming experiences fun, healthy, and...

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