For Prime members only, Amazon offers the Skip Hop Alphabet Zoo Activity Gym, model no 307300, for $63.74. At final checkout, it falls to $44.62. With free shipping, that's the lowest total price we could find by $11, outside of the mention below. It features 13 loops, five animal toys, 17 developmental activities, and a quilted surface.
A close price: Target has it for $46.99 via in-cart discounts with free shipping.