Square 2 - Double layer

Replace these 12 different shaped blocks back into the rectanglar tray. If you thought the one layer was easy, then try this double layer puzzle! Over 2000 different ways to place them back into the tray. This is another one where the possibilities are unlimited, make cubes and rectangles. Imagine the amazing different shapes you can make! Somehow we imagined this rectangle into a square. Don't be too square, somehow we imagined this rectangle is. Enjoy!

12.0 x 10.5 x 4.5 cm.