Multiplication Board Set
2000
Selection of four wooden trays with some beads
2000
Mathematical teaching aid for decimals
2000
Bead chain
2000
Mathematical teaching aid for arithmetic
1960-1965
Wooden tray and beads, for 'Introduction to decimal quantity'
2000
Wooden tray, for 'Introduction to decimal quantity'
2000
Wooden tray, for 'Introduction to decimal quantity'
2000
Wooden tray and beads, for 'Introduction to decimal quantity'
2000
Wooden tray and beads, for 'Introduction to decimal quantity'
2000
Two single wooden cubes from teaching aid
1960-1965
Chain and beads from multiplication teaching aid
2000
Mathematical teaching aid Centicubes
1972-1975
Box of spare beads and number cards
2000
Mathematical teaching aid for multiplication tables
2000
Mathematical teaching aid for multiplication
2000
Mathematical teaching aid for counting
2000
Mathematical teaching aid number balance
1980-1985
Mathematical teaching aid for numbers
1964
Coloured counting bars
2000