Direct Instruction Archive - Arithmetic
Association for Direct Instruction
0:00 / 0:00
Direct Instruction Archive - Arithmetic
22 814 просмотров · 13 л. назад
Association for Direct Instruction
1,39 тыс. подписчиков
22 814 просмотров · 13 л. назад
1966 video of Siegfried "Zig" Engelmann working with a group of young students. These students are so proud of showing off what they know!
