Mark Weakland

What Is Magnetism?

This Is My School

When Ruth Bader Ginsburg Chewed 100 Sticks Of Gum

Super Spellers

When Bill Gates Memorized An Encyclopedia

When Wilma Rudolph Played Basketball

Do-4u The Robot Experiences Forces And Motion

Scooby-Doo! And The Truth Behind Vampires

Smash!

Gut Bugs, Dust Mites, And Other Microorganisms You Can't Live Without

Zombies And Electricity

When Neil Armstrong Built A Wind Tunnel

When Amelia Earhart Built A Roller Coaster

Yogi Bear's Guide To Plants

Bubbles Float, Bubbles Pop

Magnets Push, Magnets Pull

Seeds Go, Seeds Grow

Scooby-Doo! And The Truth Behind Werewolves

How Heavy?

Yogi Bear's Guide To Bugs

Captain Kidd's Crew Experiments With Sinking And Floating

When Neil Armstrong Built A Wind Tunnel

Captain Kidd's Crew Experiments With Sinking And Floating

On My Bike Paperback Book By Mark Weakland

Zoom!

Whoosh!

Scooby-Doo! Unmasks Monsters: The Truth Behind Zombies, Werewolves, And Other Spooky Creatures

When Walt Disney Rode A Pig

Whoosh!

Zoom!

Hockey Records

Super Core! Turbocharging Your Basal Reading Program With More Reading, Writing, And Word Work

Extreme Sports Records

Gears Go, Wheels Roll (Science Starts)

Basketball Records

Los Imanes Atraen, Los Imanes Repelen/Magnets Push, Magnets Pull

The Lonely Existence Of Asteroids And Comets

Football Records

Soccer Records

Basketball Records

Baseball Records

Duck-Billed Dinosaurs: Ranking Their Speed, Strength, And Smarts

This Is My School

The West End Treehouse Mystery

Scooby-Doo! And The Pyramids Of Giza