Each piece of this puzzle is a pentomino. A pentomino is a shape made up of five smaller squares. There are 12 differently-shaped pentominoes in total.
See if you can fill the tray perfectly with the pentominos. How many unique solutions can you find?
This puzzle is an official product by @physicsfun.
(We will send one randomly selected puzzle. If you specify a color combination you would like to receive, we will try to accommodate if available.)