When the school district's "Cookies for Bookies" program creates wacky problems, Grandma introduces Ethan and Emily to Austrian economist Frederich Hayek, and takes them under the sea for a mermaid "Shellebration"! Tune in to Tuttle Tuesday for the general access livestream on Tuesday, September 5th at 7 pm, ET. A very special guest voice actor is joining us live to answer all of your questions! Also, a first-look at episode 8!