Phosphorus is a chemical element with symbol P and atomic number 15. As an element, phosphorus exists in two major formsâ white phosphorus and red phosphorus âbut due to its high reactivity, phosphorus is never found as a free element on Earth. Instead phosphorus-containing minerals are almost always present in their maximally oxidised state, as inorganic phosphate rocks.
Ages & Stages â Preschool Children. Three and four-year-old children are often called preschoolers. Preschool children want to touch, taste, smell, hear, and test things for themselves. They are eager to learn. They learn by experiencing and by doing. Preschoolers learn from their play.
Preschool Program for 3-4 year olds. Share in the Learning Fun. With improved coordination and thinking the world begins to open up for preschoolers. Our program introduces language, math, science, Spanish, and social skills in a natural sequence to nourish learning one step and a time, with individual attention suited to your child's unique needs.