hese popular, versatile and inexpensive tools follow strands of science with these unique teaching aids! Colorfully illustrated with precise detail, the reverse side includes reproducible activity cards for extending learning activities. Each card comes perforated through the center so that it can be pulled apart to create an extra long 68" continuous timeline for your wall. Choose from 6 titles. $3.95 ea or Set of 6 $19.75 (titles may vary). ** Also see our History Fold Out Timelines that can be found in our History Books section !!**