Prime Time Two's and Three's (2 - 3 years) Preschoolers are engaged in the world around them in fun and sometimes challenging ways. Explore and learn together with family activities when you arrive. After a brief circle time, parents will split into a discussion group to learn about developmental stages and the changes that happen in the early years. Meanwhile, children stay with an early childhood teacher to continue learning through playful activities. Sibling Care is available. EEC Classroom D119.