flagstones

"The teacher used a rectangular whiteboard to draw a diagram. "

"The new math homework was easily understood by the students. "

"The family owns several, a small plot of land behind their house. "

"The frog hopped across the lily pad. "

"The workers are paving the driveway with new stones. "

"a vegetable garden  a flower garden"

"The intricate making of the model airplane showcased the student's skill. "

"Go easy on him: he is but a child."

"The patio was paved with flagstone, creating a beautiful and durable surface for outdoor gatherings. "

"The new shoes are suitable for playing sports. "

"The books were stacked neatly beneath the desk. "

"The house needed new roofing because the old shingles were cracked and leaking. "