“a2 – b2 = (a+b) (a-b) Model” has been added to your cart. Continue shopping Product Price Quantity Subtotal Make a Moon Phases Model (50 Nos.) ₹550.00 Make a Moon Phases Model (50 Nos.) quantity ₹550.00 Giant Periscope (with display stand) ₹12,900.00 Giant Periscope (with display stand) quantity ₹12,900.00 Tower Of Brahma Puzzle ₹190.00 Tower Of Brahma Puzzle quantity ₹190.00 Vigyan Drashti - Old Issues (Set of 6) ₹90.00 Vigyan Drashti - Old Issues (Set of 6) quantity ₹90.00 a2 - b2 = (a+b) (a-b) Model ₹300.00 a2 - b2 = (a+b) (a-b) Model quantity ₹300.00 Coupon: Cart Totals Subtotal ₹14,030.00 9% CGST ₹1,188.00 9% SGST ₹1,188.00 2.5% CGST ₹4.75 2.5% SGST ₹4.75 Total ₹16,416.00 Continue Shopping Checkout