Years back our son J became rather obsessed with the Angry Birds game, which he played not only on a tablet but also in reality through practical play. J would spend time building all kinds of structures from wooden blocks which he would then destroy using soft, plastic ‘ball pool’ balls. Eventually Angry Birds released a range of spherical, plush toys and building sets which J was delighted by as it made playing far more realistic, in that it mimicked the game which he so adored. Years down the line J is still batty about his birds although tends to …