How Do Hang Gliders Work? (Lightning Bolt Books: How Flight Works)

Map My Neighborhood (First Step Nonfiction ― Map It Out)

What Is a Gas? (First Step Nonfiction ― States of Matter)

Studying Soil (Searchlight Books ™ ― Do You Dig Earth Science?)

Triumphs of Human Flight: From Wingsuits to Parachutes (Feats of Flight)

How Do Trains Work? (Lightning Bolt Books ® ― How Vehicles Work)

Rules and Laws (First Step Nonfiction ― Government)

How Do Monster Trucks Work? (Lightning Bolt Books ® ― How Vehicles Work)

Toys and Games Then and Now (First Step Nonfiction ― Then and Now)

School Then and Now (First Step Nonfiction ― Then and Now)

Communication Then and Now (First Step Nonfiction ― Then and Now)

From Seed to Sunflower (Start to Finish, Second Series)

From Tree to Paper (Start to Finish, Second Series)

Finding Out about Wind Energy (Searchlight Books ™ ― What Are Energy Sources?)

Is It Living or Nonliving? (First Step Nonfiction ― Living or Nonliving)

Moon (First Step Nonfiction ― Space)

I Know It Is Living (First Step Nonfiction ― Living or Nonliving)

Programming Games and Animation (Kids Get Coding)

Break the Siege: Make Your Own Catapults (Tabletop Wars)

Do You Know about Mammals? (Lightning Bolt Books ® ― Meet the Animal Groups)

Subways (Pull Ahead Books _ Mighty Movers)