The 21st Century Book Of Learning Science 4 -NEP 2020-

Note :-

MRP - MRP and Picture of the product may change depending upon the arrival of new price stock from the publisher and in that case customer is required to pay the differential amount.

Shipping Charge - Shipping charges may be adjusted for increase in weight and the customer will be required to pay the differential of amount charged and actual shipment charges.

Delivery - The delivery time is 5-7 days except in cases of delays from the publisher's end.
Being high season time delivery of the books might take a bit longer time than usual depending upon the availability of stock with the publisher