Use attributes of quadrilaterals (number of sides and type of angles) to sort and classify shapes. Use attributes of quadrilaterals to sort and classify shapes.

Animals are masters of building homes that fit in with the natural environment. We humans can learn a lot from them! Visit a green building in Ann Arbor and look for environmentally friendly features in the buildings you see every day.

Animals are masters of building homes that fit in with the natural environment. We humans can learn a lot from them! Visit a green building in Ann Arbor and look for environmentally friendly features in the buildings you see every day.