Wissner
Slide rules in 10 colors (30 pieces)
Colored slide rules made of RE-Wood® with milled subdivisions
(Cuisinaires and Dienes system combined)
GAME CONTENT
- Discovering the number range 1 - 10
- Assigning colours to corresponding numbers
- Development of the concept of numbers - Development of the tens place value system
- Development of all basic arithmetic operations through visible assignment and tangible, playful learning
- Support in the transition from the visual representation of the number range to the mathematically abstract arithmetic process
Material: RE-Wood is made from 100% recycled materials, PEFC certified and can be recycled again and again after use.
Made in Germany