$49.95
This glass Galileo Thermometer displays the approximate temperature and is interesting home decor item.
Containing 5 floating glass bulbs it works over a temperature range of 18 - 26 degrees Celcius.
Size: 7.5 x 7.5 x 15cm.
$24.95 $34.95
This kit is an excellent beginner educational solar kit, teaching the basic solar power principals and also how it drives the motor and makes the movements of each model. This kit provides full set of plastic parts, solar panel and all necessary parts to build your own solar kit. Suitable for ages 10 and up.$29.95
An Astronaut's Guide to Life on Earth is an inspirational memoir of space exploration and hard-won wisdom, from an astronaut who has spent a lifetime making the impossible a reality.