Today’s optical illusion is challenging viewers to find a hidden "5" among a sea of "2s." The tricky pattern plays with human perception, making it hard to spot the odd number. Can you find it?

For those that love optical illusions – and a good explanation for the mind-bending properties of them – finding one you haven't seen before is a real treat. And that's just happened with this (I ...

Inspired by a family trip to the Buffalo AKG Art Museum’s Electric Op Art exhibit, STEAM teacher Stacey Clayson introduced ...