Trailsman Ser.: Nebraska Gunrunners by Jon Sharpe (2002, UK- A Format Paperback)

The illustrated science experiments are easy to follow at home.

Texas Trackdown No. 338 by Jon Sharpe (2009, Uk- a Format Paperback)

You will find that the illustrated instructions make assembly easy.

Trailsman #365 : High Country Greed by Jon Sharpe (2012, Uk- a Format Paperback)

What stands out about this activity book is the humor sprinkled in the puzzles.

Wyoming Wolf Pack by Jon Sharpe (2003, Uk- a Format Paperback)

A nice touch in this activity book is the fun facts sprinkled between activities.