“STEM Discovery Challenge Bundle (Grade1-3)” has been added to your cart. Continue shopping 1Shopping Cart 2Payment & Delivery Options 3Order Received Product Price Quantity Subtotal Remove Math Discovery Workbook (Counting, Addition, Subtraction) ₱49.00 Math Discovery Workbook (Counting, Addition, Subtraction) quantity ₱49.00 × STEM Discovery Challenge Bundle (Grade1-3) ₱49.00 STEM Discovery Challenge Bundle (Grade1-3) quantity ₱49.00 × Continue Shopping Update Cart Cart totals Subtotal ₱98.00 Total ₱98.00 Proceed to checkout