Pay in 4 interest-free payments of $45.34 Learn more
Ships within 48 hours · Estimated delivery Aug 17 - Aug 22
Variable stroke rate: 800 - 300 spm
The junior size is 24" (610mm) and the senior size is 26" (660mm)
The booklet that comes with the buggy contains more detailed instructions on using the blocks and writing code
Two piece construction
Freestanding and sturdy design
K-'Nex Introduction to Levers and Pulleys 87319 Variable stroke rate: 800 -Age 8+, Builds 8 models, 2 3 students. Ideal for delivering the design and technology curriculum identifying 3 classes of levers and pulley systems and how to operate them. Explore the forces at work in a seesaw or a balance, and feel how pulleys make lifting loads easier. 178 pieces to build 8 real working models of 1st, 2nd and 3rd class levers and fixed movable and combination pulley systems. Set supports a team of 2 3 pupils for key stage 2.
US$ 55.13
US$ 45.99
US$ 32.53
US$ 39.96
US$ 49.14