Mark Weakland
1964
99 works on record
Works
Magnets push, magnets pull
The solid truth about matter
The lonely existence of asteroids and comets
Seeds Go, Seeds Grow
Do-4U the robot experiences forces and motion
Captain Kidd's crew experiments with sinking and floating
Gears Go, Wheels Roll
Zombies and forces and motion
Bubbles Float, Bubbles Pop
Gut Bugs Dust Mites and Other Microorganisms You Cant Live Without Fact Finders Nasty But Useful Science Paperback
Onion juice, poop, and other surprising sources of alternative energy
When Martin Luther King Jr. Wore Roller Skates (Leaders Doing Headstands)
When Bill Gates Memorized an Encyclopedia (Leaders Doing Headstands)
Monster Science
On My Way to School
Who's Who at School
Scooby-Doo! and the Cliff Dwellings of Mesa Verde
When Ruth Bader Ginsburg Chewed 100 Sticks of Gum
This Is My School
What Is Light?
West End Treehouse Mystery, The
How Tall?
When Eleanor Roosevelt Learned to Jump a Horse
Adventures of Perseus
Zombies and Electricity
When Thomas Edison Fed Someone Worms
Smash!
When Neil Armstrong Built a Wind Tunnel
How Heavy?
What Is Magnetism?
Hockey patterns
When Wilma Rudolph Played Basketball
Yogi Bear's Guide to Animal Tracks
Hockey counting
Yogi Bear's Guide to Rocks
Whoosh!
Scooby-Doo! a subtraction mystery
Fred Flintstone's adventures with levers
Fred Flintstone's adventures with pulleys
Football opposites
Pass, catch, tackle
Fred Flintstone's adventures with screws
Football colors
Fast, strong, fearless
Fred Flintstone's adventures with wheels and axles
Stadium, jersey, player
Fred Flintstone's adventures with inclined planes
Football ABC
Fred Flintstone's adventures with wedges
Scooby-Doo! an even or odd mystery
Scooby-Doo! a number comparisons mystery
Thud!
Super core
Scooby-Doo! and the truth behind mummies
Scooby-Doo unmasks monsters
Scooby-Doo! and the truth behind vampires
Scooby-Doo! and the truth behind werewolves
Scooby-Doo! an addition mystery
Leaders Doing Headstands
How Does Wi-Fi Work?
Scooby-Doo! and the Pyramids of Giza
Scooby-Doo!
Scooby Doo! The Disappearing Doughnuts - turkish edition
How to Prevent Reading Difficulties, Grades PreK-3
2021
Football Records
2020
Science Basics Classroom Collection
2019
Breathing Trees
2017
In the Science Lab
2012
Two-Legged, Meat-Eating Dinosaurs
Armored Dinosaurs
Duck-Billed Dinosaurs
Horned Dinosaurs
Flying Reptiles
Long-Necked Dinosaurs
Kaboom!
When Amelia Earhart Built a Roller Coaster
Zoom!
Yogi Bear's Guide to Bugs
When Walt Disney Rode a Pig
Yogi Bear's Guide to Plants
Clang!
Basketball Records
Hockey Records
Extreme Sports Records
Baseball Records
Soccer Records
Whoosh, crunch, roar
Hockey shapes
Scooby-Doo! and the Ruins of Machu Picchu
Scooby-Doo! and the Buried City of Pompeii
Pucks, Clubs, and Baseball Gloves
Unearthing Ancient Civilizations with Scooby-Doo! Classroom Collection
Wile E. Coyote, Physical Science Genius Classroom Collection
School Rules Classroom Collection
Leaders Doing Headstands Classroom Collection
School Rules
Yogi Bear's Guide to the Great Outdoors
Football Words
Super Spellers