Arrange the 16 tiles into a 4 by 4 square so that the colours match along the edges of tiles next to each other.
More info:
https://blogs.adelaide.edu.au/maths-learning/2016/10/19/panda-squares/
Citilab & MMACA
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es:generar cuadrados
039421-3902210021-19.519.5ca:intercanviar quadrats _ _
es:intercambiar cuadrados _ _
ca:dibuixar quadrats
es:dibujar cuadrados
ca:ratolí dins del quadrat
es:ratón en el cuadrado
ca:comprovar quadrats
es:comporbar cuadrados
40-801-40-2001002-4080140true5110424