Checkout Returning customer? Click here to login If you have shopped with us before, please enter your details below. If you are a new customer, please proceed to the Billing section. Username or email *Required Password *Required Remember me Login Lost your password? Have a coupon? Click here to enter your code If you have a coupon code, please apply it below. Coupon: Apply coupon Billing details Email address *First name *Last name *Country/Region *SingaporeStreet address *Flat, suite, unit, etc. (optional)Town / City (optional)State / County (optional)Postcode / ZIP *Phone * Create an account? Create account password * Date of birth (optional) Deliver to a different address? First name *Last name *Country/Region *SingaporeStreet address *Flat, suite, unit, etc. (optional)Town / City (optional)State / County (optional)Postcode / ZIP * Order notes (optional) Your order Product Subtotal Challenge Yourself Secondary One Mathematics Book B × 1 $13.90 Essence of Problem Sums for Upper Primary × 1 $10.90 Subtotal $24.80 Shipping Postal Delivery: $3.00 Self-collection at Lam Soon Industrial Building. We will notify you via SMS once the books are ready for collection. GST 9% $2.23 Total $30.03 Have a gift card? Apply Credit / Debit Card Since your browser does not support JavaScript, or it is disabled, please ensure you click the Update Totals button before placing your order. You may be charged more than the amount stated above if you fail to do so. Update totals Place order
