When Grandma Gabby moves in with the Tuttle Twins, she takes her twin grandkids on a wheelchair time machine to France and the Old West to learn about laws and try to save their lemonade stand. By learning about the principles Frédéric Bastiat writes in his groundbreaking book, The Law, the twins are able to save their stand!
A science camp rivalry threatens to destroy Emily’s dreams. Grandma takes the twins to India and a worm battlefield to learn about the golden rule before it’s too late. By learning about the golden rule of fiscal policy, the twins are able to save Emily’s dreams!
Argh! The twins encounter space pirates, a Scotsman, and ice cream people as they learn about free trade and why no one can make a pencil by themselves.





