100 yellow units, 20 green rods, 10 blue hundred flats (5 blank and 5 with raised numbers), 1 red thousand cube and 1 empty decimeter cube.

Packed in a box with instructions.

• Acquisition of a comprehensive number concept (e.g. structure of the decimal system). 
• Learning addition, subtraction, multiplication and division
• Applying advantageous strategies
• Counting forward and backward in increments of 10, 20, 25, 50, 100, 1000)
• Representation of numbers in the number range up to 1 000 000 using the structure of the tens system (principle of bundling, place value notation) 
• Processing of tasks through systematic procedure and trial and error
• Use of technical terms (e.g. predecessor/successor of, neighboring tens/neighboring hundreds of, half/double of, multiple/divisor of) 
• Orientation in the number range up to 1 000 000 by counting in steps