The Sky's the limit!Stan Adair, Dennis Ivans, Bill Shennan, Bill Barker, Zachary Sconiers, Marney Welmers, Dave Youngs · First published 1994Open the Tome
Electrical connectionsMaureen Allen, Dave Youngs, AIMS Education Foundation · First published 1991Open the Tome
Patine al invierno con matemáticas y cienciasJudith Hillen, Arthur J. Wiebe, Dave Youngs, Sheryl Mercier · First published 1988Open the Tome
Water precious waterArthur J. Wiebe, Judith Hillen, Dave Youngs, Maureen Allen, Max Cantu · First published 1988Open the Tome
