Curt Gabrielson

Kids will learn how things they encounter every day operate by building their own models with this hands-on activity book. Projects include building a working model of the human hands muscles, bones, and tendons using drinking straws, tape, and string; using a pair of two-liter bottles and a length of rubber tubing to learn how a toilet flushes; and discovering how musical instruments make sounds by fashioning a harmonica, saxophone, drum, flute,...