The Chemical Helix: Make a Three-Dimensional Model of the Periodic Table

by Gerald Jenkins

Start with the enjoyable task of making this ingenious and colorful tower model which shows all the elements which have so far been discovered. They spiral downwards according to their electronic... This description may be from another edition of this product.

• Format: Paperback
• Language: English
• ISBN: 0906212979
• ISBN13: 9780906212974
• Release Date: January 1995
• Publisher: Tarquin
• Length: 32 Pages
• Weight: 0.40 lbs.
• Dimensions: 0.1" x 8.3" x 11.7"
• Age Range: 9 to 12 years
• Grade Range: Grades 4 to 7