Curated OER
Mental Money Addition
Counting money is fun for kids, increases their understanding of addition, and applies mathematics to real world situation. Here are five opportunities for learners to count up their pence and pounds to see how much money they have. Tip:...
Curated OER
The Notorious Four-Color Problem
Take a walk through time, 1852 to 2005, following the mathematical history, development, and solution of the Four-Color Theorem. Learners take on the role of cartographers to study a United States map that is to be...
BW Walch
Creating Linear Inequalities in One Variable
Just when a young mathematician starts to feel comfortable turning word problems into linear equations, shake things up and throw inequalities in the mix. This excellent, instructive presentation takes the steps for solving an...
Teach Engineering
Introduction to Water Chemistry
What are the issues surrounding water quality? Viewers of this short presentation gain information about the importance of clean water, the lack of fresh water, water contamination, and ways that engineers treat water.
Mathematics Assessment Project
Modeling Motion: Rolling Cups
Connect the size of a rolling cup to the size of circle it makes. Pupils view videos of cups of different sizes rolling in a circle. Using the videos and additional data, they attempt to determine a relationship between cup...
Curated OER
Deforming Earth's Crust
A short and straightforward slideshow presentation is a great addition to your lesson on plate tectonics. With demonstrative diagrams and helpful facts, the presentation helps to reinforce a concept that can be a little tricky for...
Curated OER
Biotechnology
A continuous cascade of information comes through this PowerPoint on biotechnology. The topic is defined, a history is presented, and basic genetic engineering techniques are explained. The topic is covered in an objective manner,...