Engineering & Stress Analysis Blocks - AC6206A

These 2" x 8" balsa blocks are used in "Engineering and Stress Analysis Module."  They have a 3..

$1.19 $1.89

Engineering & Stress Analysis Blocks - AC6206AX

These 2" x 8" balsa blocks are used in "Engineering and Stress Analysis Module."  No hole drill..

$0.94 $1.39

Engineering & Stress Analysis Blocks - AC6209A

These 2" x 8" balsa blocks are used in "Engineering and Stress Analysis Module."  3/8" hole dri..

$1.64 $2.59

Grid Paper - AC Supply GRP100

Bridge Building  - "B" size graph paper with 1/4" grids used in our bridge building class packs..

$11.99 $18.99