Illustrative Mathematics
How Many Colored Pencils?
Support young mathematicians' interpretation of place value in order to multiply single-digit numbers by 10. The task builds upon and enhances a learners' understanding of place value, a second grade skill, while introducing...
National Gallery of Art
National Gallery of Art: Seasaws
Using photographs of natural and man-made objects, students assemble the pieces to create a seascape or an abstract composition.