Leapfrog Leapreader Book Write It Engineering A Win
Use science, technology, engineering, art and math skills to design signature cars for the Soap Box Derby. Interactive workbook features play-based learning activities: number writing, engineering vocabulary, mathematics mazes and more!. Also includes Practice Pack with extra mess-free LeapFrog Learning Paper Teaches: design process, engineering basics and solving equations. Works with the LeapReader reading system only (sold separately).