Here is an excellent cross-curricular instructional activity. Learners relate multiplication to area by making a grid on graph paper, and then creating the same grid in real space outside in the school yard.

Third graders create a butterfly drawing that includes the elements of art and principles of design. They create artwork that can be made into ceramic tiles to be installed around the classroom doorways in our new addition.

For this stars and the modern telescope worksheet, high schoolers use a photograph taken by the 2MASS telescope to calculate the number of bright stars and faint stars in the picture, the size of the picture, and the number of stars...

Students examine and study how changes in perspective can change the way that they can observe objects. They explore the relationship between a scene's area and its detail. Each student looks at the ground through cardboard tubes from...

Students identify and construct figures that tessellate. They investigate which regular polygons tessellate and how to modify them to make other tessellating figures. Students explore how naturally occurring tessellations have been...

Pupils explore how different roofing materials can have an impact on the temperature inside a house through box houses. They compare/contrast different materials in Wisconsin and South Africa. In groups, they build a box house (shoe...