Curated OER
Small Angle Calculations
Students work with circles, angles and estimating angles in the night sky. In this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...
Curated OER
How to weigh a tree
Students pick a tree they see everyday. They measure the tree's circumference and estimate its height using similar triangles. Students are introduced to Computational Science. They use computers and calculators to compute values...
Curated OER
Predicting Lunar Eclipses
Students explore lunar eclipses and discover how to predict an eclipse the same way that ancient people did. They examine dates of recorded eclipses and find a pattern. Students apply an algorithm to the pattern.
Curated OER
Sampling Rocks
Students examine how to take a sample by looking at rocks in the schoolyard. In this sampling activity, students discuss ways to classify rocks by color, size, and weight. They think about how many rocks would make a good sample of...
Curated OER
Rockets on a Shoestring Budgut
Students work together to create rockets on a budget. They discover the limitations that real engineers face when designing and testing their products. They discuss their findings to complete the lesson plan.