Number storm group 7/8; learning to calculate in a playful way; card game

Learn to calculate better up to 100 in a fun way at your own level (group 7 and 8).

Turn over 2 green cards with the result of the sum pen. Everyone now makes the best combination with their blue number cards by adding, subtracting, multiplying and dividing the numbers. The more cards you use, the more points you earn! So there is not one right answer, but you do countless sums to find the best combinations. New in the seal.