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a horizontal beam for the study of wave propagation
We can now print most of the envelopes featured in our comprehensive range
Brightly coloured opaque
Each disc is assigned a colour according to place value for easy recognition
Roll the die and climb the ladders as you advance from the sea
Numbers Washing Line 1-20 X108483 a horizontal beam for theGiant sized numbers 1 20 with a set of 20 special in line connectors (which have no springs) that thread onto a 5m nylon cord. The cards are easily removed by children. Printed on yellow plastic for visual clarity and durability.
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