Digital Timer with Photogates gr. 8 to 12
This four-digit timer is designed to be used with air tracks, free fall apparatus and other equipment. It is microp...more
DNA Model (One Model - Unassembled) gr. 8 to 12
The unassembled model can be built to a scale of 10cm to 1nm and accurately depicts a 16 base pair section of DNA. ...more
save 50% 36.05
DNA Model - Assembled gr. 8 to 12
This pre-assembled DNA model is built to a scale of 10 cm to 1 nm and accurately depicts a 16 base pair section of ...more
Double Walled Calorimeter gr. 8 to 12
This calorimeter consists of two nested aluminum cans separated by a 1.7cm thick styrofoam liner and a clear molded...more
save 50% 12.05
Drilled Ball Set - Set of 12 gr. 8 to 12
An economical set of 12 drilled balls for all your pendulum experiments. Set contains two each 25mm diameter balls ...more
save 50% 60.05
Electric Bell Model and Activity Guide gr. 8 to 12
This well constructed and attractive electric bell model is mounted on a clear acrylic plate and a finished wooden ...more
save 50% 14.55
Embedding Blocks - Set of 10 gr. 8 to 12
Used for celloidin or paraffin sections, these embedding blocks are made of phenolic resin, which can be marked wit...more
save 50% 65.55
Embedding Blocks - Set of 10 gr. 8 to 12
Used for celloidin or paraffin sections, these embedding blocks are made of phenolic resin, which can be marked wit...more