A prime and the sum of two squares! (5 x 5 + 4 x4)
The objective is to place the 8 blocking squares in their respective symmetrical positions on the 7x7 grid.
Solve each of the 9 grids with the 5 pentominoes and 4 tetrominoes. Each piece is a different color for aesthetic reasons.
Shipping: £7 in the UK; £20 in the EU; £30 Rest of world.