diff --git a/figures/Quizzes/R2_1.png b/figures/Quizzes/R2_1.png
new file mode 100644
index 00000000..02d87e34
Binary files /dev/null and b/figures/Quizzes/R2_1.png differ
diff --git a/figures/Quizzes/R2_2.png b/figures/Quizzes/R2_2.png
new file mode 100644
index 00000000..dc1e0b1f
Binary files /dev/null and b/figures/Quizzes/R2_2.png differ
diff --git a/figures/Quizzes/pp_br2_1.png b/figures/Quizzes/pp_br2_1.png
new file mode 100644
index 00000000..cd1dcdb3
Binary files /dev/null and b/figures/Quizzes/pp_br2_1.png differ
diff --git a/figures/Quizzes/pp_br2_2.png b/figures/Quizzes/pp_br2_2.png
new file mode 100644
index 00000000..ebbae3db
Binary files /dev/null and b/figures/Quizzes/pp_br2_2.png differ