Measuring Length 02: For Grades 7-12 in Bloomington, MN

TOPS Learning Systems, Measuring Length 02. Play with nonstandard units of measure, then graduate to the simplicity and ease of decimal-based centimeters. Read and report measurements with plus/minus uncertainty. Estimate the height of tall buildings; reinvent the measuring wheel; improvise meter tapes; design accurate nut-and-bold Vernier calipers.