Activity
Illustrative Mathematics

Use Cavalieri’s Principle to Compare Aquarium Volumes

For Teachers 9th - 10th Standards
Learners are designing a stunning new water feature for an aquarium, but they soon discover that more than just a pretty home for their fishy friends is required.  From calculating the volume of a composite shape through the...
Lesson Plan
Curated OER

THE FABLE OF THE FAINTING GOATS

For Teachers 2nd - 3rd
Students practice telling time while reading a story about a fainting goat. They write their own story about a fainting goat. Students write letters to the International Fainting Goat Association, asking for more information about...
Worksheet
Curated OER

Basic Operations

For Students 7th - 8th
In this basic operations worksheet, learners identify incorrect answers in a multiplication chart. Without a calculator, they add and subtract positive and negative numbers. Students determine the price of a meal and complete a logic...