Curated OER
It's About Time!
Students examine concept of time, and explore difference between analog and digital clocks; students make art project to represent time and create a time-story problem and solution.
Curated OER
Sports Helmets and Impact Testing of Polymers
Students examine the importance of good quality safety gear. In this investigative instructional activity, students will tests various polymers, collect data, and analyze the data to determine which polymer is best for safety helmets....
Alabama Learning Exchange
Effects of Friction on a Moving Block
Students investigate how friction affects the movement of a block across surface areas. They test five different kinds of surfaces—smooth surface, wax paper, a paper towel, course, and fine sandpaper. They predict and record the results...