Triangle! Rectangle! Circle!

Triangle, triangle, what is this?
Three sides, three corners, triangle.
Triangle, triangle, where can we find?
Christmas tree, triangle, and sail of the boat.
Rectangle, rectangle, what is this?
Four sides, four corners, rectangle.
Rectangle, rectangle, where can we find?
Table clock, sketchbook, and gift box
Circle, circle, what is this?
Round and round, round and round, circle.
Circle, circle, where can we find?
Soccer ball, glasses, and wheels on the car
Triangle! Rectangle! Circle!