Box dimensions: 16 cm x 11 cm
and associates the quantity with the symbol
a dishwasher
This large two-compartment box with lid contains all the equations and differences for the subtraction combinations 1–18: one set with equations printed on them
Land and Water Form Trays plastic-figures Box dimensions: 16 cm xTen trays of the most common land and water forms: lake, island, gulf, peninsula, strait, isthmus, bay, cape, archipelago, and system of lakes. Set A (6 trays): lake, island, gulf, peninsula, strait, and isthmus. Set B (4 trays): bay, cape, archipelago, and system of lakes. The Land and Water Form Trays are a tool used to teach the names of different land forms and water forms. The child pours water into each tray in order to visualize where the land