Pay in 4 interest-free payments of $13.50 Learn more
Ships within 48 hours · Estimated delivery Aug 3 - Aug 8
The full strip of numerals 1–9 that can be placed on the base helps provide control of error for the sequence of numbers
multiplication
The guiro produces a ratchet-like sound from parallel ridges cut in one side when played by rubbing a wooden stick (included) across the ridges
Long box dimensions: 35
and stipule
Table of Pythagoras (Decanomial Squares) musical-instrument The full strip of numeralsA wooden compartment box containing sets of colour coded wooden squares and rectangles. The Table of Pythagoras is used to build the decanomial for a better understanding of the pattern of numbers. Represents the multiplication facts 1 through 10. Features Box: 31. 5 cm x 27. 5 cm x 4 cm (with lid). Pieces are 3 mm thick. Units are scaled to 1 cm. Recommended ages: 59 years.
US$ 162.50
US$ 12.99
US$ 26.38
US$ 169.00
US$ 38.75
US$ 202.50
