These are rafts made of light balsa wood, so buoyant as to be used in coasting voyages.
"The Andes and the Amazon" by James Orton
A canoe formed from the trunk of a large tree, generally cedar or balsa wood.
"The Sailor's Word-Book" by William Henry Smyth
Some have Balsa Wood bodies.
"How to Tie Flies" by E. C. Gregg
Thor Heyerdahl and five crewmen leave Callao, Peru, on a balsa-wood raft.
Kites , including micro kites (five inches diameter), rotating box kites , shaped kites , and balsa wood gliders, rubber band powered helicopters, parachute balls, and other nostalgic flying toys will be available for sale.
Then I create a model of the building from balsa wood or foam core, and I use silicone to cast a mold from that model.
Seeing the old classics (Legos, pogo sticks, balsa wood gliders, etc ) always provides a pleasant reminder of childhood innocence.