Pay in 4 interest-free payments of $10.75 Learn more
Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
The free-standing fraction flip chart features 4 sets of flips
~ an extension activity
5 Radiation Dose and its Effect on Humans
Writing Time F covers the introduction to handwriting in a clear and structured way
Awards & Honors
Hyman Fire Piston Languages The free-standing fraction flip chartThe Hyman Fire Piston is an informative piece of kit that demonstrates the rise in temperature that is produced when a fixed mass of gas is compressed. In this apparatus the contained air is compressed by a hand operated piston. The heat generated is sufficient to ignite a small quantity of tinder supported inside the transparent cylinder. Suitable tinder is included, but almost any organic material will work if dry enough, i. e. cotton, charcoal,
US$ 130.00
US$ 166.99