Rack Double Rod Student
Adding doubles and near doubles such as 6 and 6, 6 and 7
Halving of numbers such as 6, 8, 10 and 12
Mental addition and subtraction up to 20
Strengthening quantity sense and sequence of numbers up to 20
Adding and subtracting mentally (using the 5-5 structure)
Structuring numbers using the pattern of five
Number combinations of 10 – Visualizing and automatizing
Rubber clip for locating numbers on the wooden rack.
Double wooden rack with 10 beads each – with structure of alternating 5 white and 5 red beads.
Includes writeup with details of activities.
Rack Double Rod Student ALTEC Laboratory Equipments and ALTEC Laboratory Instruments Tenders.