In the Gravity - Powered Sorting Machine family - and classroom - friendly engineering activity, students are guided in designing their own gravity - powered sorting machine to sort plastic beads (or marbles) of different sizes into separate cup
In the Gravity - Powered Sorting Machine family - and classroom - friendly engineering activity, students are guided
in designing their own gravity - powered sorting machine to sort plastic beads (or marbles) of different sizes into separate cup
in designing their own gravity - powered sorting machine to sort
plastic beads (or
marbles) of different sizes into separate
cups.