fundaments

"My grandmother enjoys gardening in her backyard. "

"Salt is an essential for cooking a good soup. "

"The gardener was kneeling in the flower bed, pulling out weeds. "

"Learning arithmetic helps children understand basic math concepts like counting and calculating. "

"The subtraction of 5 from 12 is 7. "

"After sitting for hours in class, my buttocks started to feel sore. "

"The teacher patiently explained the math problem, and the students were able to understand the steps involved. "

"We need some sort of principles to reason from."

"The heavy box underlying the lighter one caused the whole stack to wobble. "

"The theoretical model for how to improve student focus in class was presented, but it hasn't yet been tested in a real classroom setting. "

"The foundation of his institute has been wrought with difficulty."

"a mathematical problem"