Henry and Mudge and the forever sea．the sixth book of their adventures Henry and Mudge and the happy cat．the eighth book of their adventures Henry and Mudge in the sparkle days．the fifth book of their adventures Henry and Mudge and the bedtime thumps．the ninth book of their adventures Henry and Mudge in the green time．the third book of their adventures Henry and Mudge take the big test．the tenth book of their adventures Henry and Mudge and the careful cousin．the thirteenth book of their adventures Henry and Mudge and the sneaky crackers．the sixteenth book of their adventures Henry and Mudge and the great grandpas．the twenty-sixth book of their adventures Henry and Mudge and the snowman plan．the nineteenth book of their adventures