NEW%20YORK%20TIMES%20BESTSELLER%20-%20Celebrate%20the%20special%20bond%20between%20grandpas%20and%20grandchildren%20in%20this%20delightful%20New%20York%20Times%20bestseller%20that%20puts%20the%20kids%20in%20charge!%20The%20perfect%20gift%20for%20Father’s%20Day%2C%20Grandparent’s%20Day%2C%20and%20any%20day%20shared%20with%20Grandpa!Here’s%20everything%20a%20kid%20needs%20to%20know%20to%20spend%20a%20fun-filled%20day%20with%20grandpa!%20Written%20in%20a%20how-to%20style%2C%20the%20narrator%20gives%20important%20tips%20for%20%26quot%3Bbabysitting%26quot%3B%20a%20grandpa%2C%20including%20what%20to%20eat%20for%20snack%20(anything%20dipped%20in%20ketchup%2C%20ice%20cream%20topped%20with%20cookies%2C%20cookies%20topped%20with%20ice%20cream)%20what%20to%20do%20on%20a%20walk%20(find%20lizards%20and%20dandelion%20puffs%2C%20be%20on%20the%20lookout%20for%20puddles%20and%20sprinklers)%2C%20and%20how%20to%20play%20with%20a%20grandpa%20(build%20a%20pirate%20cave%2C%20put%20on%20a%20scary%20play).From%20the%20author-illustrator%20team%20behind%20the%20New%20York%20Times%20bestselling%20HOW%20TO…%20books%20comes%20a%20funny%20and%20heartwarming%20celebration%20of%20grandpas%20and%20all%20that%20they%20do!%20This%20is%20a%20great%20gift%20for%20or%20from%20a%20grandparent%2C%20and%20perfect%20for%20lap%20reading%20when%20Grandpa%20comes%20to%20visit!