2.
Experimental Fun with the Yo-Yo and Other Science Projects
by Renner, Al G.
ISBN: 9780396076575
List Price: $6.95
3.
How to Make and Use a Microlab
by Renner, Al G., Renner, H. G.
ISBN: 9780399602696
List Price: $5.49
OUT OF STOCK
See Availability on Amazon5.
How to Build a Better Mousetrap Car--And Other Experimental Science Fun
by Al G. Renner
ISBN: 9780396074199
List Price: $9.75