Sku: NS42

Number Mountains to 20

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Derive the missing number and/or write as many related number sentences as you can think of when you explore number bonds using our Number Mountains. The mountain side shows a missing number that is related to the other two in an addition or subtraction (e.g. 3 + 8 = ?) number sentence.

Play included activities in groups, pairs or individually with or without teacher help. The double-sided card mountains come in boxed sets that explore: Number Bonds to 10; Number Bonds to 20; Addition & subtraction of numbers to 100 using number bonds and place value; and multiplication and division of 2s, 5s and 10s to the 10th multiple. 

Suitable for ages 5+ and SEN

Schools can choose to pay on invoice. You do not need to have an existing account. On the payment page select 'School Order' underneith the credit card option and an invoice will be sent with your order. Payment terms 20 days EOM.

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