How big should it be? A plain-language guide to sizing a contrast card
Getting the size right comes down to just two numbers — how well your child sees right now, and how far away the print will be — and one line of grade-school geometry does the…
Tagged #acuity
2 articles
See what your baby sees: simulating infant acuity in the preview
The generator can blur a preview to approximate what a young baby actually sees at the chosen distance — a quick, honest reminder of why the cards are so bold and so big.