diff --git a/_episodes_rmd/01-intro-rstudio.Rmd b/_episodes_rmd/01-intro-rstudio.Rmd
index 49d7698a3..84aa38581 100644
--- a/_episodes_rmd/01-intro-rstudio.Rmd
+++ b/_episodes_rmd/01-intro-rstudio.Rmd
@@ -42,7 +42,7 @@ on if needed. You can copy-paste into the R console, but the RStudio script
editor allows you to 'send' the current line or the currently selected text to
the R console using the Ctrl+Return shortcut.
-At some point in your analysis you may want to check the content of variable or
+At some point in your analysis you may want to check the content of a variable or
the structure of an object, without necessarily keep a record of it in your
script. You can type these commands directly in the console. RStudio provides
the Ctrl+1 and Ctrl+2 shortcuts allow you to jump between the script and the
diff --git a/_episodes_rmd/04-making-packages-R.Rmd b/_episodes_rmd/04-making-packages-R.Rmd
index 385e49251..27de60f7c 100644
--- a/_episodes_rmd/04-making-packages-R.Rmd
+++ b/_episodes_rmd/04-making-packages-R.Rmd
@@ -175,7 +175,7 @@ After `Install and Restart`-ing again, looking up the documentation should work.
What exactly does `roxygen2` do? It reads lines that begin with `#'` as the function documentation for your package.
Descriptive tags are preceded with the `@` symbol. For example, `@param` has information about the input parameters for the function.
-### Exporting "user-level" function
+### Exporting "user-level" functions
We haven't talked about the `NAMESPACE` file yet! It belongs to the package skeleton,
and was set up by RStudio with an `exportPattern`. Any file name in `R/` that
@@ -193,7 +193,7 @@ Learn more about this from the ["R packages" book][r-pkgs-name].
### Finishing up
-Please take a look at RStudio's `Files` panes now. The `/man` directory should
+Please take a look at RStudio's `Files` panes now. The `man` directory should
now contain one LaTeX-like formatted `.Rd` file for each function.
In case you learned about Git already, also view the `.Rd` files in RStudio's