Counting the Omer is keeping the commandment to count 50 days (seven Sabbaths plus one day) between the offering of the first fruits of the barley harvest (often called First Fruits) until the feast of Shavuot (Pentecost) (Leviticus 23:15-21). This year The Barking Fox is counting the omer with modern pictures of people named in the Bible.

Bible Commentary
Formulas and Fake Snakes
Is it possible for finite, mortal humans to know everything about the immortal, infinite Creator? No, it isn’t. So why do we keep trying to