b'The Rolling CalendarDeveloped in a Montessori classroom, this wall mounted, interactive calendar personalizes time by creating a daily record of the childrens writing and drawing. With The Rolling Calendar, children are exposed to the concept of time. A full week can be presented. The sliding guide can be used to separate the past (on the left) and the future (on the right). Through use, theRoll Of Paper:children gradually grasp the idea of abstract concepts The Rolling Calendar of time, such as today, tomorrow, yesterday, last week, etc. Includes: a beechwood base with 2 spindles and Item Number: 085550 a sliding guide (95 x 13 cm), a bracket for mounting $11.95 The Rolling Calendar to a wall and 1 roll of paper.Item Number: 085500$164.95Weight And Measurement 10 Weights In Wooden Storage Block10 weights for use with the Small Wooden Scale (Item Number 912900) and other classroom activities.Item Number: 912400$79.95 Small Wooden ScaleThis scale is specially designed for young children as an initial introduction to the concepts of weight and balance. Weights are ordered separately (Item Number 912400).Item Number: 912900$199.95126'