Here is a sticker chart you may wish to use with your children as you count 50 days from the Feast of First Fruits to Shavuot (courtesy of HomeschoolingTorah).
Here are Scripture verses you may wish to use each day as you count the omer.
“I will turn My hand against you,
And thoroughly purge away your dross,
And take away all your alloy” (Isaiah 1:25, NKJV).
Scripture uses the analogy of the metal refining process often, and for good reason, its a powerful analogy!
At Sukkot 2020, Shaun Howe gives a live demonstration of this process and all the different ways it can teach us about ourselves, about YHVH, and about the process of refinement He puts us through.