Uzezi+oddo+unit+3

unit 3:

Investigation: all three parts are on this prezi below: http://prezi.com/ool7hj6zoir_/present/?auth_key=xrqfzne&follow=v_v4kobfslii&kw=present-ool7hj6zoir_&rc=ref-25306005

Design:

Plan:

creation print screens:

evaluation: