Bees came to the flowers and pollinated them. Some fruits have many seeds while others have one. Let's count and compare the seeds of different fruits. You may use other fruits. Some plants have seeds without flowers such as a pine tree.
Wind carries the pollen from the cones and spreads it.
Let's think of seeds we eat. Let's look at some animal babies and their mothers to see if they change. Let's talk about some of the changes you noticed. We can see that all living things grow and change and mature. Then the cycle begins again or continues.