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