Preschool Activity — Teens board
If your preschooler is ready to work on theteen numbers, you can set out the “teensboard,” a Montessori activity. Our mathcurriculum has us refer to these numbers as“one ten and one” (11), “one ten and two” (12)and so forth. Also have the child set out astring of 10 beads and one bead, a string often beads and two beads, etc. Teens board: http://www.montessorimaterials.org/Math/teens-board.pdfPaper beads you can print out to work...