Nathan repairs a floor; Tom talks table saw techniques; Jenn improves foundation plants.

Mark restores a fireplace; Richard and Ross discuss thermostats; Tom hangs a swing.

Tom replaces stair treads; Jenn discusses pruners; Richard shortens a gas pipe.

Mark repoints a fieldstone foundation; Mauro smooths over a textured ceiling.

Richard updates a water filter; Mark compares jointers; Tom re-caulks a bathtub.

Jenn upgrades an irrigation system; Kevin builds an outdoor chair with Jimmy DiResta.

Jenn learns about prairie grass; Kevin discusses wildfires; Ross sees a solar panel array.

Mauro paints a metal railing; Richard discusses clogged sinks; Tom builds a wine rack.

Mark repairs a retaining wall; Tom talks air compressors; Richard installs a gas dryer.

Jenn installs a vertical garden; Richard learns about advances in toilet engineering.

Tom replaces a closet door to match the rest of the house; Mauro paints a bathroom.

Nathan upgrades a kitchen to have soft close cabinets; Jenn cleans up an overgrown garden.

Kevin sees a seismic retrofit; Mark stains concrete; Richard reroutes a dryer vent.

Mark replaces a concrete walkway with brick; Kevin builds a table with Jimmy DiResta.

Tom builds a swing set; Nathan builds saw horses; Ross explores automated construction.

Mark and Mauro repair and update a fireplace surround; Tom explains drip edges.

Tom and Nathan change the swing of a door; Jenn designs a tropical landscape.

Tom and Kevin build a storage bench; Richard replaces a cartridge in an old shower valve.

Tom installs crown molding; Mauro teaches an apprentice how to strip wallpaper.

Richard installs a garage heater; Tom teaches sanding; Ross installs a security system.

Mark installs a stone walkway; Mauro breaks down painter’s tape; Tom builds a headboard.

Tom repairs a window; Ross visits NASA to learn about the International Space Station.

Jenn installs a new type of pool; in Florida, Richard installs a heat pump water tank.