Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Mg Archimedes and the King's Crown

For Teachers 9th - 10th Standards
The King of Syracuse reportedly requested Archimedes' advice for determining if a crown was made with the appropriate mixture of gold and silver. The problem asks students to find the amount of water displaced in Archimedes' experiment...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Mg How Many Leaves on a Tree? (Version 2)

For Teachers 9th - 10th Standards
In this task, learners must estimate the number of leaves on a large tree, taking into account various complex factors such as the area shaded by the tree, the area of irregularly shaped leaves, the uneven distribution of leaves, the...