Sand Table
| View Cart ⇗ | Info
A teacher helps students do math with a sand table, a predecessor to the abacus.
Keywords
school, teacher, classroom, adding, math problems, chalkboard, students working, group work, sand table, abaxSource
Ellsworth D. Foster ed. The American Educator (vol. 1) (Chicago, IL: Ralph Durham Company, 1921)
Downloads
2400×2293, 1.0 MiB
1024×978, 182.3 KiB
640×611, 94.7 KiB
320×305, 34.4 KiB