Translucent Stackable Counters
https://theclassroomstore.com/products/Translucent_Stackable_Counters
Used on a light panel, this manipulative will provide starting points for talking to children about colors, light, transparency, translucence and opacity.
Price
Qty
33770 - Set
55.10
set
Set of 500 translucent plastic counters (2 cm diameter) in 6 colors that can be stacked into towers or used for counting, sorting, pattern making and sequencing. Packaged in a convenient plastic storage container.