Middle school and high school students demonstrate robotics Saturday during the 2019 Los Alamos ScienceFest Discover Day. Photo by John McHale/ladailypost.com

Scene from the 2019 Los Alamos ScienceFest. Photo by John McHale/ladailypost.com

BSA Troop 22 helped a young rocketeer assemble a rocket model. Photo by John McHale/ladailypost.com

Drone pilot Mario Rodriguez flies his drone as he looks through the viewer at the images the drone is sending back from its camera. The booth included small drones for trial flights, with supervision. Photo by John McHale/ladailypost.com

The Manhattan Project’s booth features a mockup of the ‘Pinocchio’ display used in the Bradbury Science Museum to demonstrate the nuclear chain reaction. Photo by John McHale/ladailypost.com

A visitor conversed with ‘Einstein’ at the Los Alamos Makers booth. Photo by John McHale/ladailypost.com

A young visitor is fascinated by the robotic toys given out at the Enterprise Bank and Trust booth. Photo by John McHale/ladailypost.com

The Timmy Telescope Solar Astronomy Outreach program from Sandia National Labs has a telescope setup, with special lenses to view the sun.Photo by John McHale/ladailypost.com

HB Construction of Los Alamos provided the young workers with ‘hard hats’ so they could work safely. Photo by John McHale/ladailypost.com

The Bradbury Science Museum has Einstein door prizes. Photo by John McHale/ladailypost.com

The Nurses With Heart and more had a booth at ScienceFest. Photo by John McHale/ladailypost.com

A mother and her son contribute to the ScienceFest Chalk Walk. Photo by John McHale/ladailypost.com

Scene from 2019 Los Alamos ScienceFest. Photo by John McHale/ladailypost.com

An electric motorcycle built by a local resident has a top speed of 57 mph and a range of 30 miles at a cost of 1.5 cents per mile. Photo by John McHale/ladailypost.com