Anonymous ID: f639c7 Dec. 12, 2018, 8:52 p.m. No.4287302   🗄️.is 🔗kun   >>7412

>>4287223

I gave my girls and grand daughters $100. when they could recite math tables to 12x12 with no mistakes.

Offered $500. if they memorized to 25x25.

They all collected.

Both my girls, now adults thank me.

Say it makes life much easier. They solve in their heads….quickly.